ZHCSIP6C August   2019  – October 2024 TCAN1044-Q1

PRODUCTION DATA  

  1.   1
  2. 1 特性
  3. 2 应用
  4. 3 说明
  5. 4 Pin Configuration and Functions
  6. 5 Specifications
    1. 5.1  Absolute Maximum Ratings
    2. 5.2  ESD Ratings
    3. 5.3  ESD Ratings
    4. 5.4  Recommended Operating Conditions
    5. 5.5  Thermal Characteristics
    6. 5.6  Supply Characteristics
    7. 5.7  Dissipation Ratings
    8. 5.8  Electrical Characteristics
    9. 5.9  Switching Characteristics
    10. 5.10 Typical Characteristics
  7. 6 Parameter Measurement Information
  8. 7 Detailed Description
    1. 7.1 Overview
    2. 7.2 Functional Block Diagram
    3. 7.3 Feature Description
      1. 7.3.1 Pin Description
        1. 7.3.1.1 TXD
        2. 7.3.1.2 GND
        3. 7.3.1.3 VCC
        4. 7.3.1.4 RXD
        5. 7.3.1.5 VIO
        6. 7.3.1.6 CANH and CANL
        7. 7.3.1.7 STB (Standby)
      2. 7.3.2 CAN Bus States
      3. 7.3.3 TXD Dominant Timeout (DTO)
      4. 7.3.4 CAN Bus Short Circuit Current Limiting
      5. 7.3.5 Thermal Shutdown (TSD)
      6. 7.3.6 Undervoltage Lockout
      7. 7.3.7 Unpowered Device
      8. 7.3.8 Floating pins
    4. 7.4 Device Functional Modes
      1. 7.4.1 Operating Modes
      2. 7.4.2 Normal Mode
      3. 7.4.3 Standby Mode
        1. 7.4.3.1 Remote Wake Request via Wake-Up Pattern (WUP) in Standby Mode
      4. 7.4.4 Driver and Receiver Function
  9. 8 Application and Implementation
    1. 8.1 Application Information
    2. 8.2 Typical Application
      1. 8.2.1 Design Requirements
        1. 8.2.1.1 CAN Termination
      2. 8.2.2 Detailed Design Procedures
        1. 8.2.2.1 Bus Loading, Length and Number of Nodes
      3. 8.2.3 Application Curves
    3. 8.3 System Examples
    4. 8.4 Power Supply Recommendations
    5. 8.5 Layout
      1. 8.5.1 Layout Guidelines
      2. 8.5.2 Layout Example
  10. 9 Device and Documentation Support
    1. 9.1 接收文档更新通知
    2. 9.2 支持资源
    3. 9.3 商标
    4. 9.4 静电放电警告
    5. 9.5 术语表
  11. 10Revision History
  12. 11Mechanical, Packaging, and Orderable Information

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5.8 Electrical Characteristics

Over recommended operating conditions with TA = -40℃ to 125℃ (unless otherwise noted)
PARAMETER TEST CONDITIONS MIN TYP MAX UNIT
Driver Electrical Characteristics
VO(DOM) Dominant output voltage Normal mode CANH TXD = 0 V, STB = 0 V, 50 Ω ≤ RL ≤ 65 Ω, CL = open, RCM = open
See Figure 6-2 and Figure 7-3,		 2.75 4.5 V
CANL 0.5 2.25 V
VO(REC) Recessive output voltage Normal mode CANH and CANL TXD = VIO, STB = 0 V, RL = open (no load), RCM = open
See Figure 6-2 and Figure 7-3		 2 0.5 VCC 3 V
VSYM Driver symmetry
(VO(CANH) + VO(CANL))/VCC		 STB = 0 V, RL = 60 Ω, CSPLIT = 4.7 nF, CL = open, RCM = open, TXD = 250 kHz, 1 MHz, 2.5 MHz
See Figure 6-2 and Figure 8-2		 0.9 1.1 V/V
VSYM_DC DC output symmetry
(VCC - VO(CANH) - VO(CANL))		 STB = 0 V, RL = 60 Ω, CL = open
See Figure 6-2 and Figure 7-3		 –400 400 mV
VOD(DOM) Differential output voltage Normal mode
Dominant		 CANH - CANL TXD = 0 V, STB = 0 V, 50 Ω ≤ RL ≤ 65 Ω, CL = open
See Figure 6-2 and Figure 7-3		 1.5 3 V
TXD = 0 V, STB = 0 V, 45 Ω ≤ RL ≤ 70 Ω, CL = open
See Figure 6-2 and Figure 7-3		 1.4 3.3 V
TXD = 0 V, STB = 0 V, RL = 2240 Ω, CL = open
See Figure 6-2 and Figure 7-3		 1.5 5 V
VOD(REC) Differential output voltage Normal mode
Recessive		 CANH - CANL TXD = VIO, STB = 0 V, RL = 60 Ω, CL = open
See Figure 6-2 and Figure 7-3		 –120 12 mV
TXD = VIO, STB = 0 V, RL = open, CL = open
See Figure 6-2 and Figure 7-3		 –50 50 mV
VO(STB) Bus output voltage
Standby mode		 CANH STB = VIO, RL = open (no load)
See Figure 6-2 and Figure 7-3		 -0.1 0.1 V
CANL -0.1 0.1 V
CANH - CANL -0.2 0.2 V
IOS(SS_DOM) Short-circuit steady-state output current, dominant
Normal mode		 STB = 0 V, V(CANH) = -15 V to 40 V, CANL = open, TXD = 0 V
See Figure 6-7 and Figure 7-3		 –115 mA
STB = 0 V, V(CAN_L) = -15 V to 40 V, CANH = open, TXD = 0 V
See Figure 6-7 and Figure 7-3		 115 mA
IOS(SS_REC) Short-circuit steady-state output current, recessive
Normal mode		 STB = 0 V, –27 V ≤ VBUS ≤ 32 V, where VBUS = CANH = CANL, TXD = VIO
See Figure 6-7 and Figure 7-3		 –5 5 mA
Receiver Electrical Characteristics
VIT Input threshold voltage
Normal mode 		STB = 0 V, -12 V ≤ VCM ≤ 12 V
See Figure 6-3, Table 6-1, and Table 7-6 		500 900 mV
VIT(STB) Input threshold
Standby mode		 STB = VIO, -12 V ≤ VCM ≤ 12 V
See Figure 6-3, Table 6-1, and Table 7-6 		400 1150 mV
VDOM Dominant state differential input voltage range
Normal mode		 STB = 0 V, -12 V ≤ VCM ≤ 12 V
See Figure 6-3, Table 6-1, and Table 7-6 		0.9 9 V
VREC Recessive state differential input voltage range
Normal mode		 STB = 0 V, -12 V ≤ VCM ≤ 12 V
See Figure 6-3, Table 6-1, and Table 7-6 		-4 0.5 V
VDOM(STB) Dominant state differential input voltage range
Standby mode		 STB = VIO, -12 V ≤ VCM ≤ 12 V
See Figure 6-3, Table 6-1, and Table 7-6 		1.15 9 V
VREC(STB) Recessive state differential input voltage range
Standby mode		 STB = VIO, -12 V ≤ VCM ≤ 12 V
See Figure 6-3, Table 6-1, and Table 7-6 		-4 0.4 V
VHYS Hysteresis voltage for input threshold
Normal mode		 STB = 0 V, -12 V ≤ VCM ≤ 12 V
See Figure 6-3, Table 6-1, and Table 7-6 		100 mV
VCM Common mode range
Normal and standby modes		 See Figure 6-3 and Table 7-6Table 7-6 –12 12 V
ILKG(IOFF) Unpowered bus input leakage current CANH = CANL = 5 V, VCC = VIO = GND 5 µA
CI Input capacitance to ground (CANH or CANL) TXD = VIO(1)

 20 pF
CID Differential input capacitance 10 pF
RID Differential input resistance TXD = VIO(1), STB = 0 V, -12 V ≤ VCM ≤ 12 V 40 90 kΩ
RIN Single ended input resistance
(CANH or CANL)		 20 45 kΩ
RIN(M) Input resistance matching
[1 – (RIN(CANH) / RIN(CANL))] × 100 %		 V(CAN_H) = V(CAN_L) = 5 V –1% 1%
TXD Terminal (CAN Transmit Data Input)
VIH High-level input voltage Devices without VIO 0.7 VCC V
VIH High-level input voltage Devices with VIO 0.7 VIO V
VIL Low-level input voltage Devices without VIO 0.3 VCC V
VIL Low-level input voltage Devices with VIO 0.3 VIO V
IIH High-level input leakage current TXD = VCC = VIO = 5.5 V –2.5 0 1 µA
IIL Low-level input leakage current TXD = 0 V, VCC= VIO = 5.5 V –200 -100 –20 µA
ILKG(OFF) Unpowered leakage current TXD = 5.5 V, VCC= VIO = 0 V –1 0 1 µA
CI Input Capacitance VIN = 0.4×sin(2×π×2×106×t)+2.5 V 5 pF
RXD Terminal (CAN Receive Data Output)
VOH High-level output voltage IO = –2 mA, Devices without VIO
See Figure 6-3		 0.8 VCC V
VOH High-level output voltage IO = –2 mA, Devices with VIO
See Figure 6-3		 0.8 VIO V
VOL Low-level output voltage IO = 2 mA, Devices without VIO
See Figure 6-3		 0.2 VCC V
VOL Low-level output voltage IO = –2 mA, Devices with VIO
See Figure 6-3		 0.2 VIO V
ILKG(OFF) Unpowered leakage current RXD = 5.5 V, VCC= VIO = 0 V –1 0 1 µA
STB Terminal (Standby Mode Input)
VIH High-level input voltage Devices without VIO 0.7 VCC V
VIH High-level input voltage Devices with VIO 0.7 VIO V
VIL Low-level input voltage Devices without VIO 0.3 VCC V
VIL Low-level input voltage Devices with VIO 0.3 VIO V
ILKG(OFF) Unpowered leakage current STB = 5.5V, VCC = VIO = 0 V –1 0 1 µA
(1) VIO = VCC in non-V variants of device
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