25C080/160
DS21147F-page 2
Preliminary
1996 Microchip Technology Inc.
1.0
ELECTRICAL
CHARACTERISTICS
1.1
Maximum Ratings*
V
All inputs and outputs w.r.t. V
Storage temperature .............................-65C to 150C
Ambient temperature under bias...........-65C to 125C
Soldering temperature of leads (10 seconds)...+300C
ESD protection on all pins...................................... 4kV
CC
........................................................................7.0V
SS
......-0.6V to V
CC
+1.0V
*Stresses above those listed under ‘Maximum ratings’ may
cause permanent damage to the device. This is a stress rating
only and functional operation of the device at those or any
other conditions above those indicated in the operational list-
ings of this specification is not implied. Exposure to maximum
rating conditions for extended period of time may affect device
reliability
TABLE 1-1:
PIN FUNCTION TABLE
Name
CS
SO
SI
SCK
WP
V
SS
V
CC
HOLD
Function
Chip Select Input
Serial Data Output
Serial Data Input
Serial Clock Input
Write Protect Pin
Ground
Supply Voltage
Hold Input
FIGURE 1-1:
AC TEST CIRCUIT
1.2
AC Test Conditions
AC Waveform:
V
LO
V
HI
V
HI
= 0.2V
= Vcc - 0.2V
= 4.0V
(Note 1)
(Note 2)
Timing Measurement Reference Level
Input
Output
Note 1: For V
CC
≤
2: For V
CC
> 4.0V
0.5 V
0.5 V
CC
CC
4.0V
Vcc
SO
100 pF
1.8 K
2.25 K
TABLE 1-2:
DC CHARACTERISTICS
Applicable over recommended operating ranges shown below unless otherwise noted.
V
CC
= 4.5V to 5.5V
Commercial (C): Tamb = 0
°
C to +70
°
C
Industrial (I):
Tamb = -40
°
C to +85
°
C
Automotive (E): Tamb = -40C to +125C
Parameter
Symbol
High level input voltage
V
IH1
Low level input voltage
V
IL1
Low level output voltage
V
OL
High level output voltage
V
OH
Input leakage current
I
LI
Output leakage current
I
LO
Internal Capacitance
(all inputs and outputs)
Operating Current
ICC write
I
CC
READ
ICC
READ
Standby Current
I
CCS
Note:
This parameter is periodically sampled and not 100% tested.
Min
2.0
-0.3
—
Max
V
CC
0.8
0.4
—
10
10
7
Units
V
V
V
V
μ
A
μ
A
pF
Test Conditions
+1
I
I
CS=V
CS=V
Tamb=25C, F
V
CC
=5.5V (Note)
V
CC
=5.5V
V
CC
=5.5V; 3 MHz
V
CC
=5.5V; 2 MHz
CS=V
CC
=5.5V; Vin=0V or V
OL
=2.1 mA
=-400
V
CC
-10
-10
—
-0.5
OH
μ
A
IH
, V
, V
IN
=Vss to V
=Vss to V
=3.0 MHz,
CC
IH
OUT
CC
C
INT
CLK
—
—
—
—
5
1
mA
mA
μ
A
μ
A
500
5
CC