ZHCSRE0 December 2022 LP8769-Q1
PRODUCTION DATA
| PIN | I/O | TYPE | DESCRIPTION | CONNECTION IF NOT USED | |
|---|---|---|---|---|---|
| NO. | NAME | ||||
| 1 | GPIO1 | I/O | Digital | Primary function: General Purpose Input/Output signal. When configured as an output pin, it can be included as part of the power sequencer output signal to enable an external regulator. | Input: Ground, Output: Floating |
| O | Digital | Alternative programmable function: EN_DRV - Enable Drive output pin to indicate the device entering safe state (set low when ENABLE_DRV bit is '0'). | Floating | ||
| O | Digital | Alternative programmable function: nRSTOUT_SOC - System reset or power on reset output (low = reset). | Floating | ||
| O | Digital | Alternative programmable function: PGOOD - Programmable Power Good indication pin. | Floating | ||
| I | Digital | Alternative programmable function: nSLEEP1 or nSLEEP2, which are the sleep request signals for the device to go to lower power states (Active Low). | Ground | ||
| I | Digital | Alternative programmable function: WKUP1 or WKUP2, which are the wake-up request signals for the device to go to higher power states. | Ground | ||
| 2 | GPIO2 | I/O | Digital | Primary function: General Purpose Input/Output signal. When configured as an output pin, it can be included as part of the power sequencer output signal to enable an external regulator. | Input: Ground, Output: Floating |
| I | Digital | Alternative programmable function: SCL_I2C2 - Serial interface clock input for I2C access. | Ground | ||
| I | Digital | Alternative programmable function: CS_SPI - Serial interface Chip Select signal for SPI access. | Ground | ||
| I | Digital | Alternative programmable function: TRIG_WDOG - Trigger signal for trigger mode watchdog. | Ground | ||
| I | Digital | Alternative programmable function: nSLEEP1 or nSLEEP2, which are the sleep request signals for the device to go to lower power states (Active Low). | Ground | ||
| I | Digital | Alternative programmable function: WKUP1 or WKUP2, which are the wake-up request signals for the device to go to higher power states. | Ground | ||
| 3 | GPIO3 | I/O | Digital | Primary function: General Purpose Input/Output signal. When configured as an output pin, it can be included as part of the power sequencer output signal to enable an external regulator. | Input: Ground, Output: Floating |
| I/O | Digital | Alternative programmable function: SDA_I2C2 - Serial interface data input and output for I2C access. | Ground | ||
| O | Digital | Alternative programmable function: SDO_SPI - Serial interface data output signal for SPI access. | Floating | ||
| I | Digital | Alternative programmable function: nSLEEP1 or nSLEEP2, which are the sleep request signals for the device to go to lower power states (Active Low). | Ground | ||
| I | Digital | Alternative programmable function: WKUP1 or WKUP2, which are the wake-up request signals for the device to go to higher power states. | Ground | ||
| 4 | SCL_I2C1/SCK_SPI | I | Digital | If SPI is not used: SCL_I2C1 - Serial interface clock input for I2C access. | Ground |
| I | Digital | If SPI is used: SCK_SPI - Serial interface clock input for SPI access. | Ground | ||
| 5 | SDA_I2C1/SDI_SPI | I/O | Digital | If SPI is not used: SDA_I2C1 - Serial interface data input and output for I2C access. | Ground |
| I | Digital | If SPI is used: SDI_SPI - Serial interface data input signal for SPI access. | Ground | ||
| 6 | FB_B2 | — | Analog | Output voltage feedback (positive) for BUCK2. Alternatively ground feedback for BUCK1 in multiphase configuration. | Ground |
| 7 | FB_B1 | — | Analog | Output voltage feedback (positive) for BUCK1. | Ground |
| 8 | GPIO4 | I/O | Digital | Primary function: General Purpose Input/Output signal. When configured as an output pin, it can be included as part of the power sequencer output signal to enable an external regulator. | Input: Ground, Output: Floating |
| I | Digital | Alternative programmable function: ENABLE - External power-on control. | Ground | ||
| I | Digital | Alternative programmable function: TRIG_WDOG - Trigger signal for trigger mode watchdog. | Ground | ||
| — | Analog | Alternative programmable function: BUCK1_VMON - Voltage monitoring input for BUCK1 regulator. | Ground | ||
| I | Digital | Alternative programmable function: nSLEEP1 or nSLEEP2, which are the sleep request signals for the device to go to lower power states (Active Low). | Ground | ||
| I | Digital | Alternative programmable function: WKUP1 or WKUP2, which are the wake-up request signals for the device to go to higher power states. | Ground | ||
| 9 | nINT | O | Digital | Open-drain interrupt output, active LOW. | Floating |
| 10 | GPIO5 | I/O | Digital | Primary function: General Purpose Input/Output signal. When configured as an output pin, it can be included as part of the power sequencer output signal to enable an external regulator. | Input: Ground, Output: Floating |
| I | Digital | Alternative programmable function: SYNCCLKIN - External switching clock input for Buck regulators. | Ground | ||
| O | Digital | Alternative programmable function: SYNCCLKOUT - Switching clock output for external regulators. | Floating | ||
| O | Digital | Alternative programmable function: nRSTOUT_SOC - System reset or power on reset output (low = reset). | Floating | ||
| I | Digital | Alternative programmable function: nSLEEP1 or nSLEEP2, which are the sleep request signals for the device to go to lower power states (Active Low). | Ground | ||
| I | Digital | Alternative programmable function: WKUP1 or WKUP2, which are the wake-up request signals for the device to go to higher power states. | Ground | ||
| 11 | SW_B1 | — | Analog | BUCK1 switch node. | Floating |
| 12 | PVIN_B1 | — | Power | Power input for BUCK1. The separate power pins PVIN_Bx are not connected together internally – PVIN_Bx and VCCA pins must be connected together in the application and be locally bypassed. | System supply |
| 13 | PGND | — | Ground | Power ground for Buck regulators. | Ground |
| 14 | PVIN_B2 | — | Power | Power input for BUCK2. The separate power pins PVIN_Bx are not connected together internally – PVIN_Bx and VCCA pins must be connected together in the application and be locally bypassed. | System supply |
| 15 | SW_B2 | — | Analog | BUCK2 switch node. | Floating |
| 16 | GPIO6 | I/O | Digital | Primary function: General Purpose Input/Output signal. When configured as an output pin, it can be included as part of the power sequencer output signal to enable an external regulator. | Input: Ground, Output: Floating |
| I | Digital | Alternative programmable function: nERR_MCU - System error count down input signal from the MCU. | Floating | ||
| O | Digital | Alternative programmable function: SYNCCLKOUT - Switching clock output for external regulators. | Floating | ||
| O | Digital | Alternative programmable function: PGOOD - Programmable Power Good indication pin. | Floating | ||
| I | Digital | Alternative programmable function: nSLEEP1 or nSLEEP2, which are the sleep request signals for the device to go to lower power states (Active Low). | Ground | ||
| I | Digital | Alternative programmable function: WKUP1 or WKUP2, which are the wake-up request signals for the device to go to higher power states. | Ground | ||
| 17 | GPIO7 | I/O | Digital | Primary function: General Purpose Input/Output signal. When configured as an output pin, it can be included as part of the power sequencer output signal to enable an external regulator. | Input: Ground, Output: Floating |
| I | Digital | Alternative programmable function: nERR_MCU - System error count down input signal from the MCU. | Floating | ||
| O | Analog | Alternative programmable function: REFOUT - Buffered bandgap output. | Floating | ||
| I | Analog | Alternative programmable function: VMON1 - External voltage monitoring input. | Ground | ||
| I | Digital | Alternative programmable function: nSLEEP1 or nSLEEP2, which are the sleep request signals for the device to go to lower power states (Active Low). | Ground | ||
| I | Digital | Alternative programmable function: WKUP1 or WKUP2, which are the wake-up request signals for the device to go to higher power states. | Ground | ||
| 18 | VCCA | — | Power | Supply voltage for internal LDO. VCCA and PVIN_Bx pins must be connected together in the application and be locally bypassed. | System supply |
| 19 | AGND1 | — | Ground | Ground | Ground |
| 20 | VOUT_LDO | — | Power | LDO regulator filter node. LDO is used for internal purposes. | — |
| 21 | AGND2 | — | Ground | Ground | Ground |
| 22 | FB_B4 | — | Analog | Output voltage feedback (positive) for BUCK4. Alternatively ground feedback for BUCK3 in dualphase configuration. | Ground |
| 23 | FB_B3 | — | Analog | Output voltage feedback (positive) for BUCK3. | Ground |
| 24 | VIO | — | Power | Supply voltage for selected digital outputs. | Ground |
| 25 | GPIO8 | I/O | Digital | Primary function: General Purpose Input/Output signal. When configured as an output pin, it can be included as part of the power sequencer output signal to enable an external regulator. | Input: Ground, Output: Floating |
| I/O | Digital | Alternative programmable function: SCLK_SPMI - Multi-PMIC SPMI serial interface clock signal. This pin is an output pin for the master SPMI device, and an input pin for the slave SPMI device. | Ground | ||
| I | Analog | Alternative programmable function: VMON2 - External voltage monitoring input. | Ground | ||
| I | Digital | Alternative programmable function: nSLEEP1 or nSLEEP2, which are the sleep request signals for the device to go to lower power states (Active Low). | Ground | ||
| I | Digital | Alternative programmable function: WKUP1 or WKUP2, which are the wake-up request signals for the device to go to higher power states. | Ground | ||
| 26 | GPIO9 | I/O | Digital | Primary function: General Purpose Input/Output signal. When configured as an output pin, it can be included as part of the power sequencer output signal to enable an external regulator. | Input: Ground, Output: Floating |
| I/O | Digital | Alternative programmable function: SDATA_SPMI - Multi-PMIC SPMI serial interface bidirectional data signal | Floating | ||
| O | Digital | Alternative programmable function: PGOOD - Programmable Power Good indication pin. | Floating | ||
| I | Digital | Alternative programmable function: SYNCCLKIN - External switching clock input for Buck regulators. | Ground | ||
| I | Digital | Alternative programmable function: nSLEEP1 or nSLEEP2, which are the sleep request signals for the device to go to lower power states (Active Low). | Ground | ||
| I | Digital | Alternative programmable function: WKUP1 or WKUP2, which are the wake-up request signals for the device to go to higher power states. | Ground | ||
| 27 | SW_B3 | — | Analog | BUCK3 switch node. | Floating |
| 28 | PVIN_B3 | — | Power | Power input for BUCK3. The separate power pins PVIN_Bx are not connected together internally – PVIN_Bx and VCCA pins must be connected together in the application and be locally bypassed. | System supply |
| 30 | PVIN_B4 | — | Power | Power input for BUCK4. The separate power pins PVIN_Bx are not connected together internally – PVIN_Bx and VCCA pins must be connected together in the application and be locally bypassed. | System supply |
| 31 | SW_B4 | — | Analog | BUCK4 switch node. | Floating |
| 32 | GPIO10 | I/O | Digital | Primary function: General Purpose Input/Output signal. When configured as an output pin, it can be included as part of the power sequencer output signal to enable an external regulator. | Input: Ground, Output: Floating |
| O | Digital | Alternative programmable function: nRSTOUT - System reset or power on reset output (low = reset). | Floating | ||
| O | Digital | Alternative programmable function: nRSTOUT_SOC - System reset or power on reset output (low = reset). | Floating | ||
| I | Digital | Alternative programmable function: nSLEEP1 or nSLEEP2, which are the sleep request signals for the device to go to lower power states (Active Low). | Ground | ||
| I | Digital | Alternative programmable function: WKUP1 or WKUP2, which are the wake-up request signals for the device to go to higher power states. | Ground | ||