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AK8853XQ Datasheet, PDF (5/70 Pages) Asahi Kasei Microsystems – NTSC/PAL/SECAM Digital Video Decoder
[AK8853XQ/ VN]
Pin
No.
Symbol P/S1 I/O2
Description
22 DATA3
P1
O Data output pin.
(I/O)
Used as I/O pin in Test Mode.
See table below for relation of output to OE, PDN, RSTN pin status.
23 DATA2
P1
O Data output pin.
(I/O)
Used as I/O pin in Test Mode.
See table below for relation of output to OE, PDN, RSTN pin status.
24 DATA1
O Data output pin.
P1
(I/O)
Used as I/O pin in Test Mode.
See table below for relation of output to OE, PDN, RSTN pin status.
25 DATA0
O Data output pin.
P1
(I/O)
Used as I/O pin in Test Mode.
See table below for relation of output to OE, PDN, RSTN pin status.
26 TEST0
D I Pin for test mode setting. Connect to DVSS.
27 TEST1
D I Pin for test mode setting. Connect to DVSS.
28 DVDD
D P Digital power supply pin.
29 DVSS
30 SDA
D G Digital ground pin.
I2C data pin. Connect to PVDD2 via a pull-up register.
P2 I/O Hi-z input possible when PDN=L.
Will not accept SDA input during reset sequence.
31 PVDD2
32 SCL
33 SELA
P2 P Microprocessor I/F power supply pin.
I2C clock input pin. Use PVDD2 or lower for input.
P2 I Hi-z input possible when PDN=L.
Will not accept SCL input during reset sequence.
I2C bus address selector pin.
P2 I PVDD2 connection: Slave address [0x8A]
DVSS connection: Slave address [0x88]
34 OE
Output enable pin.
P2
I
L: Digital output pin in Hi-z output mode.
H: Data output mode.
Hi-z input to OE pin is prohibited.
35 RSTN
Reset signal input pin.
P2
I
Hi-z input is prohibited.
L: Reset.
H: Normal operation.
36 PDN
Power-down control pin.
P2
I
Hi-z input is prohibited.
L: Power-down.
H: Normal operation.
37 CLKMD
Clock mode selection pin. Connect to DVDD or DVSS.
D
I
DVSS connection: For crystal.
DVDD connection: For quartz generator or other external
clock input; not for crystal.
38 DVDD
D P Digital power supply pin.
Crystal connection pin.
39 XTI
D
I
Connect to digital ground via 22 pF capacitor as shown in Sec. 11.
Use 24.576 MHz crystal resonator.
For input from 24.576 MHz crystal oscillator, use this pin.
1Power supply: A, AVDD; D, DVDD; P1, PVDD1; P2, PVDD2.
2Input/Output: O, output pin; I, intput pin; I/O, input/output pin; P, power supply pin;
G, ground connection pin.
Rev-E-00
5
2008/01