ST70235A Просмотр технического описания (PDF) - STMicroelectronics
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ST70235A Datasheet PDF : 28 Pages
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ST70235A
PIN FUNCTIONS
Pin
Name
1 VSS
2 AD_0
3 AD_1
4 AD_2
5 VDD 3.3
6 AD_3
7 AD_4
8 VSS
9 AD_5
10 AD_6
11 VDD 3.3
12 AD_7
13 AD_8
14 AD_9
15 VSS
16 AD_10
17 AD_11
18 VDD 1.8
19 AD_12
20 VSS
21 PCLK
22 VDD 3.3
23 AD_13
24 AD_14
25 AD_15
26 VSS
27 BE1
28 ALE
29 VDD 3.3
30 CSB
31 WR_RDB
32 RDYB
33 OBC_TYPE
34 INTB
35 RESETB
36 VSS
37 VDD 3.3
38 U_RxData_0
39 U_RxData_1
40 VSS
4/28
Type
PAD Type
HCMOS7
B
BD8STARP
B
BD8STARP
B
BD8STARP
B
BD8STARP
B
BD8STARP
B
BD8STARP
B
BD8STARP
B
BD8STARP
B
BD8STARP
B
BD8STARP
B
BD8STARP
B
BD8STARP
B
BD8STARP
I
TLCHT
B
BD8STARP
B
BD8STARP
B
BD8STARP
I
TLCHT
I
TLCHT
I
I
OZ
I-PD
O
I
TLCHT
TLCHT
BD4STARP
TLCHTDQ
BD4STARP
TLCHT
OZ BD8STARP
OZ BD8STARP
BS
Function
0V Ground
B Data 0
B Data 1
B Address / Data 2
(VSS + 3.3V) Power Supply
B Address / Data 3
B Address / Data 4
0V Ground
B Address / Data 5
B Address / Data 6
(VSS + 3.3V) Power Supply
B Address / Data 7
B Address / Data 8
B Address / Data 9
0V Ground
B Address / Data 10
B Address / Data 11
(VSS + 1.8V) Power Supply
B Address / Data 12
0V Ground
I Processor clock
(VSS + 3.3V) Power Supply
B Address / Data 13
B Address / Data 14
B Address / Data 15
0V Ground
I Address 1
C Address Latch
(VSS + 3.3V) Power Supply
I Chip Select
I Specifies the direction of the access cycle
O Controls the ATC bus cycle termination
I ATC Mode Selection (0 = i960; 1 = generic)
O Requests ATC interrupt service
I Hard reset
0V Ground
(VSS + 3.3V) Power Supply
B Utopia RX Data 0
B Utopia RX Data 1
0V Ground
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