MC100H642FNR2 Ver la hoja de datos (PDF) - ON Semiconductor
Número de pieza
componentes Descripción
Fabricante
MC100H642FNR2 Datasheet PDF : 10 Pages
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MC10H642, MC100H642
VT VT Q1 GT GT Q0 VT
25 24 23 22 21 20 19
Q2 26
18 VBB
GT 27
17 DE
GT 28
16 DE
Q3 1
VT 2
15 VE
14 R
VT 3
13 GE
Q4 4
12 DT
5 6 7 8 9 10 11
Q5 GT GT Q6 Q7 VT SEL
Figure 1. Pinout: PLCC−28
(Top View)
TTL Outputs
Q7
Q6
TTL/ECL Clock Inputs
VBB
Q5
DE
DE
MUX
÷4
Q4
DT
Q3
SEL
Q2
TTL Control Inputs
÷2
Q1
Q0
R
Figure 2. Logic Diagram
Table 1. PIN DESCRIPTION
Pin Symbol
Description
81
Q3
Signal Output (TTL)**
82
VT
TTL VCC (+5.0 V)
83
VT
TTL VCC (+5.0 V)
84
Q4
Signal Output (TTL)**
85
Q5
Signal Output (TTL)**
86
GT
TTL Ground (0 V)
87
GT
TTL Ground (0 V)
88
Q6
Signal Output (TTL)**
89
Q7
Signal Output (TTL)**
10
VT
TTL VCC (+5.0 V)
11
SEL
Input Select (TTL)
12
DT
TTL Signal Input
13
GE
ECL Ground (0 V)
14
R
Reset (TTL)
* Divide by 2
**Divide by 4
Pin
Symbol
Description
15
VE
ECL VCC (+5.0 V)
16
DE
ECL Signal Input (Non−Inverting)
17
DE
ECL Signal Input (Inverting)
18
VBB
VBB Reference Output
19
VT
TTL VCC (+5.0 V)
20
Q0
Signal Output (TTL)*
21
GT
TTL Ground (0 V)
22
GT
TTL Ground (0 V)
23
Q1
Signal Output (TTL)*
24
VT
TTL VCC (+5.0 V)
25
VT
TTL VCC (+5.0 V)
26
Q2
Signal Output (TTL)**
27
GT
TTL Ground (0 V)
28
GT
TTL Ground (0 V)
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