参数资料
型号: CS7808-CM
厂商: CIRRUS LOGIC INC
元件分类: 消费家电
英文描述: MULTI PURPOSE AUDIO/VIDEO EMBEDDED PROCESSOR
中文描述: SPECIALTY CONSUMER CIRCUIT, PQFP208
封装: MQFP-208
文件页数: 34/52页
文件大小: 985K
代理商: CS7808-CM
CS7808
34
6.1
Table 16
lists the pin number, pin name, and pin type for the 208 pin CS7808 package. The primary func-
tion and pin direction is shown for all signal pins. For some signal pins, a secondary function and direction
are also shown. For pins having more than one function, the primary function is chosen when the chip is
reset.
Pin Assignments
Pin
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
Name
VDD_PLL
M_A_11
M_A_10
GPIO_D18
M_A_9
M_A_8
M_A_7
GPIO_D16
M_A_6
M_A_5
M_A_4
GPIO_D17
M_A_3
M_A_2
M_A_1
M_A_0
GPIO_D19
VSS_IO
M_CKO
VDD_IO
M_BS_N
M_CKE
M_AP
M_RAS_N
M_CAS_N
GPIO_D20
M_WE_N
M_DQM_0
M_DQM_1
GPIO_D0
M_DQM_2
M_DQM_3
M_D_8
GPIO_D1
Type
Pwr
O8
O8
B4U
O8
O8
O8
B4SU
O8
O8
O8
B4U
O8
O8
O8
O8
B4U
Gnd
O8
Pwr
O8
B8
O8
O8
O8
B4U
O8
O8
O8
B4U
O8
O8
B8U
B4U
Primary Function
PLL Power 2.5V
SDRAM Address[11]
SDRAM Address[10]
GenIOD[18]
SDRAM Address[9]
SDRAM Address[8]
SDRAM Address[7]
GenIOD[16]
SDRAM Address[6]
SDRAM Address[5]
SDRAM Address[4]
GenIOD[17]
SDRAM Address[3]
SDRAM Address[2]
SDRAM Address[1]
SDRAM Address[0]
GenIOD[19]
I/O Ground
SDRAM Clock
I/O Power 3.3V
SDRAM Bank Select
SDRAM Clock Enable
SDRAM Auto Pre-charge
SDRAM Row Strobe
SDRAM Column Strobe
GenIOD[20]
SDRAM Write Enable
SDRAM DQM[0]
SDRAM DQM[1]
GenIOD[0]
SDRAM DQM[2]
SDRAM DQM[3]
SDRAM Data[8]
GenIOD[1]
Dir
I
O
O
B
O
O
O
B
O
O
O
B
O
O
O
O
B
I
O
I
O
O
O
O
O
B
O
O
O
B
O
O
B
B
Secondary Function
Dir
Note
ROM/NVRAM Address[11]
ROM/NVRAM Address[10]
System Clock PLL Bypass
ROM/NVRAM Address[9]
ROM/NVRAM Address8]
ROM/NVRAM Address[7]
O
O
I
O
O
O
ROM/NVRAM Address[6]
ROM/NVRAM Address[5]
ROM/NVRAM Address[4]
O
O
O
ROM/NVRAM Address[3]
ROM/NVRAM Address[2]
ROM/NVRAM Address[1]
ROM/NVRAM Address[0]
Memory Clock PLL Bypass
O
O
O
O
I
GenioMis(7)
B
3
ROM/NVRAM Data[8]
B
Table 16. 208-Pin Package Assignments
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