100370 View Datasheet(PDF) - Fairchild Semiconductor
Part Name
Description
Manufacturer
100370 Datasheet PDF : 8 Pages
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Logic Symbols
Single 1-of 8 Application
Dual 1-of-4 Application-
Pin Descriptions
Pin Names
Description
Ana, Anb
Ena, Enb
M
Address Inputs
Enable Inputs
Mode Control Input
Ha
Hb
Hc
Z0–Z7
Zna, Znb
Z0–Z3 (Z0a–Z3a) Polarity Select Input
Z4–Z7 (Z0b–Z3b) Polarity Select Input
Common Polarity Select Input
Single 1-of-8 Data Outputs
Dual 1-of-4 Data Outputs
Truth Tables
Dual 1-of-4 Mode (M = A2a = Hc = LOW)
Inputs
Active HIGH Outputs Active LOW Outputs
(Ha and Hb Inputs HIGH) (Ha and Hb Inputs LOW)
E1a E2a A1a A0a Z0a Z1a Z2a Z3a Z0a Z1a Z2a Z3a
E1b E2b A1b A0b Z0b Z1b Z2b Z3b Z0b Z1b Z2b Z3b
HXXX L L L LHHHH
XHXX L L L LHHHH
L L L LHL L L LHHH
L L LHLHL LHLHH
L LHL L LHLHHLH
L LHHL L LHHHHL
Single 1-of-8 Mode (M = HIGH; A0b = A1b = Ha = Hb = LOW)
Inputs
Active HIGH Outputs (Note 1)
(Hc Input HIGH)
E1 E2 A2a A1a A0a Z0 Z1 Z2 Z3 Z4 Z5 Z6 Z7
HXXXXLLLLLLLL
XHXXXLLLLLLLL
L L L L LHLLLLLLL
L L L L HLHL LLL LL
L L L H L LLHLLLLL
L L L HHLLLHLLLL
L L H L L LLL LHL LL
L L H L HLLLLLHLL
L L HH L LLLLLLHL
L L HHHLLL LLL LH
H = HIGH Voltage Level
L = LOW Voltage Level
Note 1: for Hc = LOW, output states are complemented
X = Don’t Care
E1 = E1a and E1b wired; E2 = E22a and E2b wired
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