PAC7311 Datasheet, PDF (3/13 Pages) Pixart Imaging Inc. – VGA PC Camera Single-Chip

PixArt Imaging Inc.
PAC7311
VGA PC Camera Single-Chip
1.2 CSP Package
Pin# Name
Type Description
1 NC
-
No Connection
2 VRB
BYPASS Analog voltage reference
3 VCM
BYPASS Analog voltage reference
4 VRT
BYPASS Analog voltage reference
5 VDDA
BYPASS Analog power for AD/DA/PGA, 2.5V
6 VDDAY
BYPASS Sensor reset power reference
7 EPR_DO
IN
Data output of EEPROM
8 VSSQ
GND Ground for I/O and PHY
9 VDDQ
BYPASS Power for I/O and PHY
10 EPR_CS/TR2 OUT Chip Select of EEPROM; (IO trap pin for PID2, internal pull-down 100Kohm)
11 EPR_CK/TR3 OUT Serial clock of EEPROM; (IO trap pin for PID3, internal pull-down 100Kohm)
12 EPR_DI/TR1 OUT Data input of EEPROM; (IO trap pin for PID1, internal pull-down 100Kohm)
13 VSSAY
GND Sensor ground
14 GPI/TR0
OUT General purpose output; (IO trap pin for PID0, internal pull-down 100Kohm)
15 LED
OUT LED driver
16 EPR_EN
IN
Enable signal of EEPROM (1: enable, 0: disable), internal pull-down 100Kohm
17 IOTRAP# IN
I/O trap enable signal (0: enable, 1: disable, internal pull-down 100Kohm)
18 KEY#
IN
Snapshot control signal (Active Low, internal pull-up 100Kohm)
19 NC
-
No Connection
20 VSSQ
GND Ground for I/O and PHY
21 VDDD
BYPASS Logic power for mixed-mode circuit, 2.5V
22 PWR_5V
PWR Main power, USB bus power
23 VDDQ
BYPASS Power for I/O and PHY
24 GPIO
IO
General purpose input/output, internal pull-down 100Kohm
25 TEST
IN
Test pin. Connect to GND in normal operation mode
26 RESET#
IN
Chip power up reset
27 VSSQ
GND Ground for I/O and PHY
28 XOUT
OUT Crystal output
29 XIN
IN
Crystal input
30 DP
I/O
DP for USB1.1 PHY
31 DN
I/O
DN for USB1.1 PHY
32 VDDQ
BYPASS Power for I/O and PHY, 3.3V
33 VDDP
BYPASS Analog power for PLL
34 VDDAD
BYPASS Analog voltage reference power for core logic, 2.5V
35 VDDAV
BYPASS Analog voltage reference
36 VSSA
GND Analog ground
37 PWR_5V
PWR Main power, USB bus power
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PixArt Imaging Inc.
E-mail: [e-mail]
V1.5 Oct. 2005