ZHCS267A May 2011 – December 2016
PRODUCTION DATA.
MIN | MAX | UNIT | |||
---|---|---|---|---|---|
VMAX | Supply voltage | BAT1, BAT2(2) | –0.3 | 36 | V |
VIN | Input voltage | VC1, VC2, VC3, VC4, VC5, VC6 | –0.3 | 36 | V |
VC0 | –0.3 | 2 | |||
TS1+, TS1–, TS2+, TS2– | –0.3 | 6 | |||
GPAI | –0.3 | 6 | |||
GPIO | –0.3 | VREG50 + 0.3 | |||
DRDY_N, SDO_N, FAULT_N, ALERT_N | VBAT – 1 | VBAT + 2 | |||
CONV_H, SDI_H, SCLK_H, CS_H | –0.3 | 6 | |||
CONV_S, SDI_S, SCLK_S, CS_S | –2 | 1 | |||
VO | Output voltage | CONV_N, SDI_N, SCLK_N, CS_N | –0.3 | 36 | V |
SDO_H, FAULT_H, ALERT_H, DRDY_H | –0.3 | 6 | |||
DRDY_S, SDO_S, FAULT_S, ALERT_S | –0.3 | 5 | |||
GPIO | –0.3 | VREG50 + 0.3 | |||
CB1…CB6 (CBREF = 0x00) | –0.3 | 36 | |||
REG50, AUX | –0.3 | 6 | |||
TJ | Junction temperature | 150 | °C | ||
Tstg | Storage temperature | –65 | 150 | °C |
VALUE | UNIT | ||||
---|---|---|---|---|---|
V(ESD) | Electrostatic discharge | Human-body model (HBM), per AEC Q100-002(1) | ±2000 | V | |
Charged-device model (CDM), per AEC Q100-011 | All pins | ±500 | |||
Corner pins (1,16, 33, and 48) | ±750 |
MIN | NOM | MAX | UNIT | |||
---|---|---|---|---|---|---|
VBAT | Supply voltage | BAT | 7.2 | 27 | V | |
VI | Input voltage | VCn–VC(n – 1)(1) | 1 | 4.5 | V | |
GPAI | 0 | 2.5 | ||||
GPIO | 0 | VREG50 | ||||
CBn(1) | VC(n – 1) | VCn | ||||
TS1+, TS1–, TS2+, TS2– | 0 | VREG50/2 | ||||
Non-top IC in stack: DRDY_N, SDO_N, FAULT_N, ALERT_N | BAT + 1 | |||||
Top IC in stack: DRDY_N, SDO_N, FAULT_N, ALERT_N | BAT | |||||
Non-bottom IC in stack: CONV_S, SDI_S, SCLK_S, CS_S | –1 | |||||
Bottom IC in stack: CONV_S, SDI_S, SCLK_S, CS_S | VSS | |||||
VO | Output voltage | Non-bottom IC in stack : CONV_N, SDI_N, SCLK_N, CS_N | 1 | V | ||
Bottom IC in stack: CONV_N, SDI_N, SCLK_N, CS_N | VSS | |||||
Non-top IC in stack: DRDY_S, SDO_S, FAULT_S, ALERT_S | BAT – 1 | |||||
Top IC in stack: DRDY_S, SDO_S, FAULT_S, ALERT_S | BAT | |||||
CREG50 | External capacitor | REG50 pin | 2.2 | µF | ||
CVREF | External capacitor | VREF pin | 9.2 | 10 | 15 | µF |
CLDO | External capacitor | LDOx pin | 2.2 | 3.3 | µF | |
TOPR | Operating temperature(2) | –40 | 105 | °C |
THERMAL METRIC(1) | bq76PL536A-Q1 | UNIT | |
---|---|---|---|
PAP (HTQFP) | |||
64 PINS | |||
RθJA | Junction-to-ambient thermal resistance | 24.6 | °C/W |
RθJC(top) | Junction-to-case (top) thermal resistance | 10 | °C/W |
RθJB | Junction-to-board thermal resistance | 8.1 | °C/W |
ψJT | Junction-to-top characterization parameter | 0.3 | °C/W |
ψJB | Junction-to-board characterization parameter | 8 | °C/W |
RθJC(bot) | Junction-to-case (bottom) thermal resistance | 0.4 | °C/W |
PARAMETER | TEST CONDITIONS | MIN | TYP | MAX | UNIT | |
---|---|---|---|---|---|---|
SUPPLY CURRENT | ||||||
ICCSLEEP | Supply current | No load at REG50, SCLK_N, SDI_N, SDO_N, FAULT_N, CONV_N, DRDY_S, ALERT_N, TSx, AUX, or CBx; CB_CTRL = 0; CBT_CONTROL = 0; CONV_H = 0 (not converting), IO_CONTROL[SLEEP] = 1 |
12 | 22 | µA | |
ICCPROTECT | Supply current | No load at REG50, SCLK_N, SDI_N, SDO_N, FAULT_N, CONV_N, DRDY_S, ALERT_N, TSx, AUX, or CBx; CB_CTRL = 0; CBT_CONTROL = 0; CONV_H = 0 (not converting), IO_CONTROL[SLEEP] = 0 |
45 | 60 | µA | |
ICCBALANCE | Supply current | No load at REG50, SCLK_N, SDI_N, SDO_N, FAULT_N, CONV_N, DRDY_S, ALERT_N, TSx, or AUX; No DC load at CBx; CB_CTRL ≠ 0; CBT_CONTROL ≠ 0; CONV_H = 0 (not converting) , IO_CONTROL[SLEEP] = 0 |
46 | 60 | µA | |
ICCCONVERT | Supply current | No load at REG50, SCLK_N, SDI_N, SDO_N, FAULT_N, CONV_N, DRDY_S, ALERT_N, TSx or CBx; CONV_S = 1 (conversion active) , IO_CONTROL[SLEEP] = 0 | 10.5 | 15 | mA | |
ICCTSD | Supply current | Thermal shutdown activated; ALERT_STATUS[TSD] = 1 | 1.6 | mA | ||
REG50, INTEGRATED 5-V LDO | ||||||
VREG50 | Output voltage | IREG50OUT ≤ 0.5 mA, C = 2.2 µF to 22 µF | 4.9 | 5 | 5.1 | V |
ΔVREG50LINE | Line regulation | 7.2 V ≤ BAT ≤ 27 V, IREG50OUT = 2 mA | 10 | 25 | mV | |
ΔVREG50LOAD | Load regulation | 0.2 mA ≤ IREG50OUT ≤ 2 mA | 15 | mV | ||
0.2 mA ≤ IREG50OUT ≤ 5 mA | 25 | |||||
IREG50MAX | Current limit | 12 | 25 | 35 | mA | |
IAUXMAX | Maximum load | AUX pin | 5 | mA | ||
RAUX | AUX output | I = 1 mA, max. capacitance = VREG50
Capacitor: CVAUX ≤ CVREG50 / 10 |
50 | Ω | ||
LEVEL SHIFT INTERFACE | ||||||
INTX1 | North 1 transmitter current | SCLK_N, CS_N, SDI_N, CONV_N | 1000 | 1350 | 1800 | µA |
INTX0 | North 0 transmitter current | CS_N, CONV_N | 1 | µA | ||
INTX0A | North 0 transmitter current | SCLK_N, SDI_N (BASE device CS_H = 1) | 1 | µA | ||
INTX0B | North 0 transmitter current | SCLK_N, SDI_N (BASE device CS_H = 0) | 50 | 75 | 110 | µA |
ISRX | South 1 receiver threshold | SCLK_S, CS_S, SDI_S, CONV_S | 430 | 550 | 680 | µA |
ISRXH | South receiver hysteresis | SCLK_S, CS_S, SDI_S, CONV_S | 100 | 200 | µA | |
ISTX1 | South 1 transmitter current | ALERT_N, FAULT_S, DRDY_S | 800 | 1100 | 1400 | µA |
ISTX0 | South 0 transmitter current | ALERT_S, FAULT_S, DRDY_S | 1 | µA | ||
ISTX0A | South 0 transmitter current | SDO_S (BASE device CS_H = 1) | 1 | µA | ||
ISTX0B | South 0 transmitter current | SDO_S (BASE device CS_H = 0) | 1 | 4 | 7 | µA |
INRX | North 1 receiver threshold | SDO_N, ALERT_N, FAULT_N, DRDY_N | 420 | 580 | 720 | µA |
INRXH | North receiver hysteresis | SDO_N, ALERT_N, FAULT_N, DRDY_N | 50 | 100 | 200 | µA |
CIN | Input capacitance | 15 | pF | |||
HOST INTERFACE | ||||||
VOH | Logic-level output voltage, high; SDO_H, FAULT_H, ALERT_H, DRDY | CL = 20 pF, IOH < 5 mA(1) | 4.5 | VLDOD | V | |
VOL | Logic-level output voltage, low; SDO_H, FAULT_H, ALERT_H, DRDY | CL = 20 pF, IOL < 5 mA(1) | VSS | 0.5 | V | |
VIH | Logic-level input voltage, high; SCLK_H, SDI_H, CS_H, CONV | 2 | V | |||
VIL | Logic-level input voltage, low; SCLK_H, SDI_H, CS_H, CONV | 0.8 | V | |||
CIN | Input Capacitance CONV_H(2)
Input Capacitance CS_H(3) Input Capacitance SCLK_H, SDI_H |
5 | pF | |||
ILKG | IInput leakage current CONV_H(2)
Input leakage current CS_H(3) Input leakage current SCLK_H, SDI_H |
1 | µA | |||
GENERAL PURPOSE INPUT/OUTPUt (GPIO) | ||||||
VIH | Logic-level input voltage, high | Vin ≤ VREG50 | 2 | V | ||
VIL | Logic-level input voltage, low | 0.8 | V | |||
VOH | Output high-voltage pull-up voltage | Supplied by external approximately 100-kΩ resistor | VREG50 | V | ||
VOL | Logic-level output voltage, low | IOL = 1 mA | 0.3 | V | ||
CIN | Input capacitance(1) | 5 | pF | |||
ILKG | Input leakage current | 1 | µA | |||
CELL BALANCING CONTROL OUTPUT (CBx) | ||||||
CBz | Output impedance | 1 V < VCELL < 5 V | 80 | 100 | 125 | kΩ |
VRANGE | Output V | VCn-1 | VCn | V | ||
ADC COMMON SPECIFICATIONS | ||||||
tCONV_START | CONV high to conversion start(4) (5) | ADC_CONTROL[ADC_ON] = 1 | 5.4 | 6 | 6.6 | µs |
ADC_CONTROL[ADC_ON] = 0 | 500 | µs | ||||
tCONV | Conversion time per selected channel(6) | ADC_CONTROL[ADC_ON] = 1 | 5.4 | 6 | 6.6 | µs |
ILKG | Input leakage current | Not converting, measured differentially | <10 | 100 | nA | |
VCn (CELL) INPUTS(7) | ||||||
VIN | Input voltage range(8) | VCn – VCn–1, where n = 1 to 6 | 0 | 6 | V | |
VRES | Voltage resolution(9) | 14 bits | ~378 | µV | ||
VACC | Voltage accuracy, total error, VIN = VCn to VCn–1 |
–10°C ≤ TA ≤ 50°C, 1.2 V < VIN < 4.5 V | –2.5 | ±1 | 2.5 | mV |
–40°C ≤ TA ≤ 105°C, 1.2 V < VIN < 4.5 V | –5 | 5 | ||||
RIN | Effective input resistance | Converting | 2 | MΩ | ||
CIN | Input capacitance | Converting | 1 | pF | ||
EN | Noise | VIN = 3 V | 250 | µVRMS | ||
VBAT (VBRICK) MEASUREMENT(11) | ||||||
VIN | Input voltage range, BATn to VSS | FUNCTION_CONFIG[] = 0101xx00b | 0 | 30 | V | |
VRES | Voltage resolution(10) | 14 bits | ~1.831 | mV | ||
VACC | Voltage accuracy | Total error 7.2 V ≤ VIN ≤ 27 V | –80 | –30 | 20 | mV |
CIN | Input capacitance | Converting | 1 | pF | ||
RIN | Effective input resistance | Converting | 50 | kΩ | ||
EN | Noise | 1.5 | mVRMS | |||
GPAI MEASUREMENT(12) | ||||||
VIN | Input voltage range,(13) GPAI+ to GPAI– | 0 | 2.5 | V | ||
VRES | Voltage resolution(14) | 14 bits | ~153 | µV | ||
VACC | Voltage accuracy, VIN = GPAI+ – GPAI– | 0.25 V ≤ VIN ≤ 2.5 V | –7 | 7 | mV | |
VIN = 1.25 V, TA = 25°C | ±2 | |||||
CIN | Input capacitance | Converting | 40 | pF | ||
RIN | Effective input resistance | Converting | 50 | kΩ | ||
EN | Noise | 150 | µVRMS | |||
TSn MEASUREMENT(15) | ||||||
VIN | Input voltage range,(16) TSn+ TSn– | 0 | 2.5 | V | ||
VRES | Voltage resolution(17) | 14 bits, REG50 = 5 V, (Resolution ≈ VREG50 / 215) |
≈153 | µV | ||
VACC | Ratio accuracy, % of input(17) | 45 mV ≤ VIN < 250 mV | –3.5% | ±1% | +3.5% | |
250 mV ≤ VIN ≤ 2.4 V | –0.5% | ±0.2% | +0.5% | |||
CIN | Input capacitance | Converting | 40 | pF | ||
RIN | Effective input resistance | Converting | 50 | kΩ | ||
EN | Noise | 150 | µVRMS | |||
THERMAL SHUTDOWN | ||||||
TSD | Shutdown threshold | VBAT = 22 V | 125 | 142 | 156 | °C |
THYS | Recovery hysteresis | 8 | 25 | °C | ||
UNDERVOLTAGE LOCKOUT (UVLO) and POWER-ON RESET (POR) | ||||||
VUVLO | Negative-going threshold | 5 | 5.6 | V | ||
VUVLO_HSY | Hysteresis | 250 | 375 | 500 | mV | |
UVLODELAY | Delay to locked-out condition | V ≤ VUVLO MIN | 15 | μs | ||
VPOR | Negative-going threshold | 4 | 5 | V | ||
VPOR_HSY | Hysteresis | 250 | 500 | 750 | mV | |
PORDELAY | Delay to disabled condition | V ≤ VPOR MIN | 15 | µs | ||
tRST | Reset delay time | V ≥ VPOR + VPOR_HSY | 40 | 56 | 70 | ms |
VDELTA_RISE | Voltage delta between trip points | VUVLO – VPOR (VBAT rising) | 0.25 | 0.4 | 0.7 | V |
VDELTA_FALL | Voltage delta between trip points | VUVLO – VPOR (VBAT falling) | 0.4 | 0.52 | 0.7 | V |
BATTERY PROTECTION THRESHOLDS | ||||||
VOVR | OV detection threshold range(18) | VBAT = 12 V and 27 V | 2 | 5 | V | |
ΔVOVS | OV detection threshold program step | VBAT = 12 V and 27 V | 50 | mV | ||
VOVH | OV detection hysteresis | VBAT = 12 V and 27 V | 50 | mV | ||
VOVA1 | OV detection threshold accuracy | 3.3 ≤ VOV_SET ≤ 4.5 | –50 | 0 | 50 | mV |
VOVA2 | OV detection threshold accuracy | VOV_SET < 3.3 or VOV_SET > 4.5 | –70 | 0 | 70 | mV |
VUVR | UV detection threshold range(18) | VBAT = 22 V | 700 | 3300 | mV | |
ΔVUVS | UV detection threshold program step | VBAT = 22 V | 100 | mV | ||
VUVH | UV detection hysteresis | VBAT = 22 V | 100 | mV | ||
VUVA | UV detection threshold accuracy | –100 | 0 | 100 | mV | |
VOTR | OT detection threshold range(19) | VREG50 = 5 V | 1 | 2 | V | |
ΔVOTS | OT detection threshold program step(19) | See (20) | V | |||
VOTA | OT detection threshold accuracy(19) | T = 40°C to 90°C | –0.015 | 0.01 | 0.05 | V |
ΔVOTH | OT reset hysteresis(21) | T = 40°C to 90°C | 8% | 12% | 15% | |
BATTERY PROTECTION DELAY TIMES | ||||||
tOV | OV detection delay-time range | 0 | 3200 | ms | ||
ΔtOV | OV detection delay-time step | COVT [µs] = 0 | 100 | µs | ||
COVT [ms] = 1 | 100 | ms | ||||
tUV | UV detection delay-time range | 0 | 3200 | ms | ||
ΔtUV | UV detection delay-time step | CUVT[7] (µs) = 0 | 100 | µs | ||
CUVT[7] (ms) = 1 | 100 | ms | ||||
tOT | OT detection delay-time range | 0 | 2550 | ms | ||
ΔtOT | OT detection delay-time step | 10 | ms | |||
tacr | OV, UV, and OT detection delay-time accuracy(22) | CUVT, (COVT) ≥ 500 µs | –12% | 0% | 10% | |
t(DETECT) | Protection comparator detection time | VOT or VOV or VUV threshold exceeded by 10 mV | 100 | µs | ||
OTP EPROM PROGRAMMING CHARACTERISTICS | ||||||
VPROG | Programming voltage | VBAT ≥ 22 V | 6.75 | 7 | 7.25 | V |
tPROG | Programming time | 50 | ms | |||
IPROG | Programming current | 10 | 20 | mA |
MIN | NOM | MAX | UNIT | |||
---|---|---|---|---|---|---|
fSCLK | SCLK frequency(1) | 10 | 250 | 1000 | kHz | |
SCLKDC | SCLK_H duty cycle, t(HIGH) / t(SCLK) or t(LOW) / t(SCLK) | 40% | 60% | |||
tCS,LEAD | CS_H lead time, CS_H low to clock | 50 | SCLK/2 | ns | ||
tCS,LAG | CS_H lag time. Last clock to CS_H high | 10 | SCLK/2 | ns | ||
tCS,DLY | CS_H high to CS_H low (inter-packet delay requirement) | 3 | µs | |||
tACC | CS_H access time(2): CS_H low to SDO_H data out | 125 | 250 | ns | ||
tDIS | CS_H disable time(2): CS_H high to SDO_H high impedance | 2.5 | 2.7 | µs | ||
tSU,SDI | SDI_H input-data setup time | 15 | ns | |||
tHD,SDI | SDI_H input-data hold time | 10 | ns | |||
tVALID,SDO | SDO_H output-data valid time SCLK_H edge to SDO_H valid |
CL ≤ 20 pF | 75 | 110 | ns |
MIN | NOM(1) | MAX | UNIT | |||
---|---|---|---|---|---|---|
tHV_SCLK | Propagation delay, SCLK_H to SCLK_N | HOST = 0 | 40 | ns | ||
tVB_SCLK | Propagation delay, SCLK_S to SCLK_N | HOST = 1 | 30 | ns | ||
tHV_CS | Propagation delay, CS_H to CS_N | HOST = 0 | 40 | ns | ||
tVB_CS | Propagation delay, CS_S to CS_N | HOST = 1 | 30 | ns | ||
tHV_SDI | Propagation delay, SDI_H to SDI_N | HOST = 0 | 40 | ns | ||
tVB_SDI | Propagation delay, SDI_S to SDI_N | HOST = 1 | 30 | ns | ||
tHV_CONV | Propagation delay, CONV_H to CONV_N | HOST = 0 | 100 | ns | ||
tVB_CONV | Propagation delay, CONV_S to CONV_N | HOST = 1 | 30 | ns | ||
tHV_SDO | Propagation delay, SDO_N to SDO_H | HOST = 0 | 10 | ns | ||
tVB_SDO | Propagation delay, SDO_N to SDO_S | HOST = 1 | 40 | ns | ||
tHV_DRDY | Propagation delay, DRDY_N to DRDY_H | HOST = 0 | 60 | ns | ||
tVB_DRDY | Propagation delay, DRDY_N to DRDY_S | HOST = 1 | 40 | ns | ||
tHV_FAULT | Propagation delay, FAULT_N to FAULT_H | HOST = 0 | 55 | ns | ||
tVB_FAULT | Propagation delay, FAULT_N to FAULT_S | HOST = 1 | 30 | ns | ||
tHV_ALERT | Propagation delay, ALERT_N to ALERT_H | HOST = 0 | 65 | ns | ||
tVB_ALERT | Propagation delay, ALERT_N to ALERT_S | HOST = 1 | 30 | ns |
VBAT = 27 V |
VBAT = 27 V |
VBAT = 27 V |
VBAT = 27 V |
VBAT = 27 V |
VBAT = 27 V |