CY7C1380D CYPRESS [Cypress Semiconductor], CY7C1380D Datasheet - Page 19

• Manufacturer Part Number: CY7C1380D
• Description: 18-Mbit (512K x 36/1M x 18) Pipelined SRAM
• Manufacturer: CYPRESS [Cypress Semiconductor]

Document #: 38-05543 Rev. *A
AC Test Loads and Waveforms
Notes:
Thermal Resistance
Capacitance
19. Tested initially and after any design or process change that may affect these parameters
Θ
Θ
C
C
C
3.3V I/O Test Load
OUTPUT
OUTPUT
IN
CLK
I/O
2.5V I/O Test Load
Parameter
JA
JC
Parameter
Z
Z
[19]
Thermal Resistance
(Junction to Ambient)
Thermal Resistance
(Junction to Case)
0
0
Input Capacitance
Clock Input Capacitance
Input/Output Capacitance
= 50Ω
= 50Ω
Description
(a)
(a)
V
Description
V
[19]
T
T
= 1.25V
= 1.5V
R
R
L
L
= 50Ω
= 50Ω
OUTPUT
OUTPUT
3.3V
2.5V
INCLUDING
Test conditions follow standard
test methods and procedures
for measuring thermal
impedance, per EIA / JESD51.
JIG AND
INCLUDING
SCOPE
T
V
V
A
DD
DDQ
JIG AND
SCOPE
= 25°C, f = 1 MHz,
Test Conditions
PRELIMINARY
5 pF
5 pF
= 3.3V.
Test Conditions
= 2.5V
(b)
(b)
R = 317Ω
R = 1667Ω
R = 351Ω
R =1538Ω
Package
V
Package
TQFP
GND
GND
V
DDQ
TQFP
DDQ
5
5
5
31
6
≤ 1ns
≤ 1ns
10%
10%
Package
Package
ALL INPUT PULSES
ALL INPUT PULSES
BGA
BGA
45
8
8
8
7
90%
90%
(c)
(c)
Package
Package
CY7C1380D
CY7C1382D
fBGA
fBGA
46
3
9
9
9
Page 19 of 29
90%
90%
10%
10%
°C/W
°C/W
≤ 1ns
≤ 1ns
Unit
Unit
pF
pF
pF