Datasheet

bq500210
SLUSAL8C –JUNE 2011–REVISED SEPTEMBER 2012 www.ti.com
PIN FUNCTIONS (continued)
PIN
I/O DESCRIPTION
NO. NAME
15 DOUT_2B O Optional Logic Output 2B. Leave this pin floating.
16 DOUT_4A O Optional Logic Output 4A. Leave this pin floating.
17 DOUT_4B O Optional Logic Output 4B. Leave this pin floating.
18 MSP_TCK/CLK I/O Disable Diagnostic Output. Leave this pin floating to inhibit diagnostic.
19 PMB_ALERT O PMBus Interface
20 PMB_CTRL I PMBus Interface
21 DOUT_TX I Leave this pin floating
22 DRV_CFG I Pull this input to V33D
23 BUZ_AC O AC Buzzer Output
24 BUZ_DC O DC Buzzer Output
25 MSP_MOSI/LPWR_EN I/O MSP-TDI, SPI-MOSI, Low Power Enable
26 MSP_RDY I/O MSP-TDO, Programmed Indicator
27 RESERVED I/O Reserved, for factory use only
28 RESERVED I/O Reserved, for factory use only
29 RESERVED I/O Reserved, for factory use only
30 RESERVED I/O Reserved, for factory use only
31 RESERVED I/O Reserved, for factory use only
32 DGND — Digital GND
33 V33D — Digital Core 3.3V Supply
34 V33A — Analog 3.3V Supply
35 BPCAP — Bypass Capacitor Connect Pin
36 AGND — Analog GND
37 COMM_A+ I Digital demodulation noninverting input A
38 COMM_A- I Digital demodulation inverting input A
39 COMM_B+ I Digital demodulation noninverting input B
40 COMM_B- I Digital demodulation inverting input B
41 V33FB I 3.3V Linear-Regulator Feedback Input. Leave this pin floating.
42 I_IN I Transmitter Input Current
43 PMOD_THR I Input to Program Metal Object Detection Threshold
44 LED_MODE I Input to Select LED Mode
45 AIN7 I Reserved Analog Input. Connect this pin to GND.
46 V_IN I Transmitter Input Voltage
47 AGND — Analog GND
48 REFIN I External Reference Voltage Input. Connect this Input to AGND.
6 Submit Documentation Feedback Copyright © 2011–2012, Texas Instruments Incorporated
Product Folder Links: bq500210