Cypress STK14C88-3 Manual De Usuario

Descargar
Página de 17
STK14C88-3
Document Number: 001-50592 Rev. **
Page 7 of 17
Maximum Ratings
Exceeding maximum ratings may shorten the useful life of the
device. These user guidelines are not tested.
Storage Temperature  ................................. –65
°C to +150°C
Temperature under bias.............................. –55
°C to +125°C
Supply Voltage on V
CC
 Relative to GND ..........–0.5V to 7.0V
Voltage on Input Relative to Vss............ –0.6V to V
CC
 + 0.5V
Voltage on DQ
0-7
 or HSB .......................–0.5V to Vcc + 0.5V
Power Dissipation ......................................................... 1.0W
DC output Current (1 output at a time, 1s duration) .... 15 mA
Operating Range
Range
Ambient Temperature
V
CC
Commercial
0
°C to +70°C
3.0V to 3.6V
Industrial
-40
°C to +85°C
3.0V to 3.6V
DC Electrical Characteristics
Over the operating range (V
CC
 = 3.0V to 3.6V) 
Parameter
Description
Test Conditions
Min
Max
Unit
I
CC1
Average V
CC
 Current t
RC
 = 35 ns
t
RC
 = 45 ns
Dependent on output loading and cycle rate. Values 
obtained without output loads.
I
OUT
 = 0 mA.
Commercial
50
42
mA
mA
Industrial
52
44
mA
mA
I
CC2
Average V
CC
 Current 
during STORE
All Inputs Do Not Care, V
CC
 = Max
Average current for duration t
STORE
3
mA
I
CC3
Average V
CC
 Current 
at t
RC
= 200 ns, 5V, 
25°C Typical
WE > (V
CC
 – 0.2V). All other inputs cycling.
Dependent on output loading and cycle rate. Values obtained without 
output loads.
9
mA
I
CC4
Average V
CAP
 Current 
during AutoStore 
Cycle
All Inputs Do Not Care, V
CC
 = Max
Average current for duration t
STORE
2
mA
I
SB1
 
Average V
CC
 Current 
(Standby, Cycling TTL 
Input Levels)
t
RC
=35ns, CE > V
IH
t
RC
=45ns, CE > V
IH
Commercial
18
16
mA
Industrial
19
17
mA
I
SB2
 
V
CC
 Standby Current
(Standby, Stable 
CMOS Input Levels)
CE > (V
CC
 – 0.2V). All others V
IN 
< 0.2V or > (V
CC
 – 0.2V). 
1
mA
I
IX
Input Leakage Current V
CC
 = Max, V
SS
 < V
IN 
< V
CC
-1
+1
μA
I
OZ
Off State Output 
Leakage Current
V
CC
 = Max, V
SS
 < V
IN 
< V
CC
, CE or OE > V
IH 
or WE < V
IL
-1
+1
μA
V
IH
Input HIGH Voltage
2.2
V
CC
 + 
0.5
V
V
IL
Input LOW Voltage
V
SS
 – 
0.5
0.8
V
V
OH
Output HIGH Voltage I
OUT
 = –4 mA except HSB
2.4
V
V
OL
Output LOW Voltage
I
OUT
 = 8 mA except HSB
0.4
V
V
BL
Logic ‘0’ Voltage on 
HSB output
I
OUT
 = 3 mA 
0.4
V
V
CAP
Storage Capacitor
Between V
CAP
 pin and Vss, 68 to 220uF +20%, 4.7V rated. 
54
264
uF
Notes
6. V
CC
 reference levels throughout this data sheet refer to V
CC
 if that is where the power supply connection is made, or V
CAP
 if V
CC
 is connected to ground.
7. CE > V
IH
 will not produce standby current levels until any nonvolatile cycle in progress has timed out.