参数资料
型号: GP2021
厂商: Mitel Networks Corporation
英文描述: GPS 12 channel Correlator Advance Information
中文描述: 全球定位系统12通道相关器研究进展信息
文件页数: 39/62页
文件大小: 372K
代理商: GP2021
44
GP2021
PIN TYPES
The following Table defines the type of each pin and additional notes relating to them.
Pin No
Pin Name
Pin Type Input Type Pull Up/Dn
O/P Type
Tri–State
Notes
1
MULTI_FN_IO
I/O
ST2
75k dn
OPT3
YES
1
2
POWER_GOOD
IP
ST2
none
3
NRESET_OP
OP
OP3
NO
4
NARMSYSIP
ST2
none
5
XIN
IP
XTLI
none
Xtal In
6
XOUT
OP
XTLO
NO
Xtal Out
7
TXA
OP
OP6
NO
8
TXB
OP
OP6
NO
9
RXA
IP
ST2
none
10
RXB
IP
ST2
none
11
NROM / NC
OP
OPT6
YES
9
12
NEEPROM / NC
OP
OPT6
YES
8
13
NSPARE_CS / NC
OP
OPT6
YES
9
14
V DD
15
V SS
16
NRAM / NC
OP
OP6
NO
10
17
NW0 / NCOP
OP6
NO
11
18
NW1 / NCOP
OP6
NO
10
19
NW2 / NCOP
OP6
NO
10
20
NW3 / NCOP
OP6
NO
10
21
NRD / NCOP
OP6
NO
11
22
ARM_ALE / NC
OP
OP6
NO
8
23
DBE / NC
OP
OP6
NO
8
24
ACCUM_INT
OP
OPT1/OPT2
YES
2, 6
25
MEAS_INTOP
OPT1/OPT2
YES
2, 7
26
NBW / WRPROG
IP
TTL
none
27
NMREQ / DISCIP2
IP
TTL
none
28
NOPC / NINTELMOT
IP
TTL
none
29
NRW / DISCIP3
IP
TTL
none
30
MCLK / NC
OP
OP6
NO
8
31
ABORT / MICRO_CLK
OP
OP3
NO
32
DISCIO I/O
ST2
none
OPT3
YES
33
A22 / READ
IP
TTL/ST2
none
3
34
V DD
35
V SS
36
A21 / NCS IP TTL/ST2
none
3
37
A20 / WREN
IP
TTL/ST2
none
3
38
A9
IP
TTL
none
39
A8
IP
TTL
none
40
A7
IP
TTL
none
41
A6
IP
TTL
none
42
A5
IP
TTL
none
43
A4
IP
TTL
none
44
A3
IP
TTL
none
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