CY7C1021D CYPRESS [Cypress Semiconductor], CY7C1021D Datasheet - Page 4

• Manufacturer Part Number: CY7C1021D
• Description: 1-Mbit (64K x 16) Static RAM
• Manufacturer: CYPRESS [Cypress Semiconductor]

Capacitance
Thermal Resistance
AC Test Loads and Waveforms
Notes
Document #: 38-05462 Rev. *E
C
C
Θ
Θ
5. Tested initially and after any design or process changes that may affect these parameters.
6. AC characteristics (except High-Z) are tested using the load conditions shown in Figure (a). High-Z characteristics are tested for all speeds using the test load
IN
OUT
JA
JC
Parameter
Parameter
shown in Figure (c).
* CAPACITIVE LOAD CONSISTS
OF ALL COMPONENTS OF THE
TEST ENVIRONMENT
OUTPUT
[5]
Input Capacitance
Output Capacitance
Thermal Resistance
(Junction to Ambient)
Thermal Resistance
(Junction to Case)
[5]
Description
Description
Z = 50Ω
(a)
1.5V
50 Ω
[6]
High-Z characteristics:
INCLUDING
JIG AND
SCOPE
OUTPUT
T
Still Air, soldered on a 3 × 4.5 inch,
four-layer printed circuit board
A
30 pF*
= 25°C, f = 1 MHz, V
5V
5 pF
Test Conditions
Test Conditions
(c)
GND
3.0V
R1 480Ω
Rise Time:
CC
= 5.0V
255Ω
≤ 3 ns
R2
10%
90%
ALL INPUT PULSES
59.52
36.75
SOJ
(b)
Max
8
8
TSOP II
CY7C1021D
53.91
21.24
Fall Time:
90%
10%
Page 4 of 11
Unit
pF
pF
≤ 3 ns
°C/W
°C/W
Unit
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