U634H256SA25G1 View Datasheet(PDF) - Zentrum Mikroelektronik Dresden AG
Part Name
Description
Manufacturer
U634H256SA25G1 Datasheet PDF : 14 Pages
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U634H256
Test Configuration for Functional Check
5V
A0
VCCXY VCAP
A1
A2
A3
A4
DQ0
A5
DQ1
480
VIH
A6
A7
DQ2
A8
DQ3
A9
DQ4
A10
DQ5
VIL
A11
A12
DQ6
A13
DQ7
VO
A14
HSB
E
W
G
VSS
HSB
30 pF x
255
x: In measurement of tdis-times and ten-times the capacitance is 5 pF.
y: Between VCC and VSS must be connected a high frequency bypass capacitor 0.1 µF to avoid disturbances.
Capacitancee
Conditions
Symbol
Min.
Max.
Unit
Input Capacitance
Output Capacitance
VCC = 5.0 V
CI
VI
= VSS
f
= 1 MHz
Ta
= 25 °C
CO
8
pF
7
pF
All Pins not under test must be connected with ground by capacitors.
Ordering Code
Example
Type
Package
D1 = PDIP32 (600 mil)
S = SOP32 (300mil)
z: on special request
U634H256 S C 25
Leadfree Option
blank = Standard Package
G1 = Leadfree Green Package z
Access Time
25 = 25 ns
Operating Temperature Range 35 = 35 ns (C/K Type on special request)
C = 0 to 70 °C
45 = 45 ns z
K = -40 to 85 °C
A = -40 to 125 °C (only 35 ns and SOP32 package)
M = -55 to 125 °C (only 35 ns and SOP32 package)
Device Marking (example)
Product specification
Internal Code
ZMD
U634H256SC
25 Z 0425
G1
Date of manufacture
(The first 2 digits indicating
the year, and the last 2
digits the calendar week.)
Leadfree Green Package
10
April 21, 2004
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