Cypress CY14B108M Manual De Usuario

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PRELIMINARY
CY14B108K, CY14B108M
Document #: 001-47378 Rev. **
Page 16 of 29
AC Test Conditions
Input Pulse Levels ....................................................0V to 3V
Input Rise and Fall Times (10% - 90%) ........................ <3 ns
Input and Output Timing Reference Levels .................... 1.5V
Data Retention and Endurance
Parameter
Description
Min
Unit
DATA
R
Data Retention
20
Years
NV
C
Nonvolatile STORE Operations
200
K
Capacitance 
In the following table, the capacitance parameters are listed.
 
Parameter
Description
Test Conditions
Max
Unit
C
IN
Input Capacitance
T
A
 = 25
°C, f = 1 MHz,
V
CC
 = 0 to 3.0V
14
pF
C
OUT
Output Capacitance
14
pF
Thermal Resistance 
In the following table, the thermal resistance parameters are listed.
Parameter
Description
Test Conditions
44 TSOP II 54 TSOP II
Unit
Θ
JA
Thermal Resistance
(Junction to Ambient)
Test conditions follow standard test 
methods and procedures for 
measuring thermal impedance, in 
accordance with EIA/JESD51.
31.11
30.73
°C/W
Θ
JC
Thermal Resistance
(Junction to Case)
5.56
6.08
°C/W
Figure 6.  AC Test Loads
3.0V
OUTPUT
5 pF
R1 
R2
789
Ω
3.0V
OUTPUT
30 pF
R1 
R2
789
Ω
577
Ω
577
Ω
Note
13. These parameters are only guaranteed by design and are not tested.