Datasheet

STOTG04E Pin configuration
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1 Pin configuration
Table 1. Pin description
Figure 1. Pin connections (Bottom View )
PlN N° SYMBOL I/O NAME AND FUNCTION
1 ADR_PSW I/O
Least significant bit of the I
2
C address of the transceiver input latched on reset;
PSW output enabling or disabling an external charge pump
2 SDA I/O
I
2
C serial data (1)
3SCLI
I
2
C clock
4 RESET/ I Active low logic reset
5 INT/ O Active low interrupt signal (open-drain)
6 SPEED I Mode of the transceiver (0 = low-speed, 1 = full-speed) (2)
7
V
TRM
Power
Internal voltage regulator output; an external decoupling capacitor should be
connected (3)
8 SUSPEND I Power down input (0 = active mode, 1 = power down) (See
Ta bl e 8 )
9 OE_TP_INT/ I/O
Output enable of the differential driver in the USB mode, I
2
C data enable in the
I
2
C mode or interrupt output
10 VM O D– single-ended receiver output
11 VP O D+ single-ended receiver output
12 RCV O Differential receiver output
ExpPad - Not Connected
13 SE0_VM I/O
Single-ended zero input/output in the DAT_SE0 transmit mode, negative data
input/output in the single-ended transmit mode or TXD in the UART mode
14 DAT_VP I/O
Data input/output in the DAT_SE0 transmit mode, positive data input/output in
the single-ended transmit mode or RXD in the UART mode
15 D- I/O
Negative data line in the USB mode, I
2
C clock output in the I
2
C mode or serial
data output in the UART mode
16 D+ I/O
Positive data line in the USB mode, I
2
C serial data in the I
2
C mode or serial data
input in the UART mode
17 GND Power Common analog and digital ground
18 ID I/O ID pin of the USB connector used for protocol identification
19
V
BUS
I/O
V
BUS
line of the USB interface – it needs an external capacitor of 4.7µF