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CS7808-CM Datasheet(PDF) 33 Page - Cirrus Logic

Part No. CS7808-CM
Description  MULTI PURPOSE AUDIO/VIDEO EMBEDDED PROCESSOR
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Maker  CIRRUS [Cirrus Logic]
Homepage  http://www.cirrus.com
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CS7808-CM Datasheet(HTML) 33 Page - Cirrus Logic

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CS7808
6. PIN DESCRIPTION
Table 15 lists the conventions used to identify the pin type and direction.
Pin Type
Direction
I
Input
IS
Input, with schmitt trigger
ID
Input, with pull down resistor
IU
Input, with pull up resistor
OOutput
O4
Output – 4mAdrive
O8
Output – 8mAdrive
T4
High-Z Output – 4mA drive
B
Bi-direction
B4
Bi-direction – 4mAdrive
B4U
Bi-direction – 4mAdrive,withpull-up
B8U
Bi-direction – 8mAdrive,withpull-up
B4S
Bi-direction – 4 mA drive, with schmitt trigger
B4SU
Bi-direction – 4 mA drive, with pull-up and Schmitt trigger
Pwr
+2.5 V or +3.3 V power supply voltage
Gnd
Power supply ground
Name_N
Low active
Table 15. Pin Type Legend
H_D[15:0]
H_CS [3:0]
H_A[4:0]
H_ALE
H_RD
H_W R
H_CKO
H_RDY
VIN_ D[7:0]
V IN_HSNC
VIN_V SNC
VIN_CLK
VIN_FLD
M_A[11:0]
M_BS_N
M_D[31:0]
M _DQM _[3:0]
M_RAS_N
M_CAS_N
M_W E_N
M_AP
M_CKE
M_CKO
NVR_OE _N
NV R_W R_N
HS YNC
VSY NC
CLK27_O
VDAT[7:0]
AUD_BCK
AUD_LRCK
AUD_DO [3:0]
AIN_BCK
AIN_LRCK
AIN_DATA
CDC_DI
CDC_DO
CDC_RST
CDC_CK
CDC_SY
GPIO
_
D[20-0]
IR_IN
MFG _TS T
XTLCLOCK
RST_N
CS7808
Host Interface
(30)
Video In
(12)
Mem ory IF
(57)
Video out
(11)
DAC O ut
(7)
MISC.
(41)
CODEC IF
(5)
ADC In
(3)
SPDIF_O
GPIO
_
H[16-14]
GP IO_V10
GPIO_[15-10, 8-7, 4-2, 0]
SCL
SDA
Figure 15. CS7808 Pinouts


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