Datasheet

TCA6416A
www.ti.com SCPS194A –MAY 2009–REVISED NOVEMBER 2009
Table 2. TERMINAL FUNCTIONS
TERMINAL
NO.
DESCRIPTION
NAME
TSSOP QFN BGA
(PW) (RTW) (ZQS)
1 22 A3 INT Interrupt output. Connect to V
CCI
or V
CCP
through a pullup resistor.
Supply voltage of I
2
C bus. Connect directly to the V
CC
of the external I
2
C master. Provides
2 23 B3 V
CCI
voltage-level translation.
3 24 A2 RESET Active-low reset input. Connect to V
CCI
through a pullup resistor, if no active connection is used.
4 1 A1 P00 P-port input/output (push-pull design structure). At power on, P00 is configured as an input.
5 2 C3 P01 P-port input/output (push-pull design structure). At power on, P01 is configured as an input.
6 3 B1 P02 P-port input/output (push-pull design structure). At power on, P02 is configured as an input.
7 4 C1 P03 P-port input/output (push-pull design structure). At power on, P03 is configured as an input.
8 5 C2 P04 P-port input/output (push-pull design structure). At power on, P04 is configured as an input.
9 6 D1 P05 P-port input/output (push-pull design structure). At power on, P05 is configured as an input.
10 7 E1 P06 P-port input/output (push-pull design structure). At power on, P06 is configured as an input.
11 8 D2 P07 P-port input/output (push-pull design structure). At power on, P07 is configured as an input.
12 9 E2 GND Ground
13 10 E3 P10 P-port input/output (push-pull design structure). At power on, P10 is configured as an input.
14 11 E4 P11 P-port input/output (push-pull design structure). At power on, P11 is configured as an input.
15 12 D3 P12 P-port input/output (push-pull design structure). At power on, P12 is configured as an input.
16 13 E5 P13 P-port input/output (push-pull design structure). At power on, P13 is configured as an input.
17 14 D4 P14 P-port input/output (push-pull design structure). At power on, P14 is configured as an input.
18 15 D5 P15 P-port input/output (push-pull design structure). At power on, P15 is configured as an input.
19 16 C5 P16 P-port input/output (push-pull design structure). At power on, P16 is configured as an input.
20 17 C4 P17 P-port input/output (push-pull design structure). At power on, P17 is configured as an input.
21 18 B5 ADDR Address input. Connect directly to V
CCP
or ground.
22 19 A5 SCL Serial clock bus. Connect to V
CCI
through a pullup resistor.
23 20 A4 SDA Serial data bus. Connect to V
CCI
through a pullup resistor.
24 21 B4 V
CCP
Supply voltage of TCA6416A for P port
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