24C32A
DS21163B-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 temp. with power applied................-65C to +125C
Soldering temperature of leads (10 seconds).............+300C
ESD protection on all pins
..................................................≥
CC
...................................................................................7.0V
SS
............... -0.6V to V
CC
+1.0V
4 kV
*Notice:
may cause permanent damage to the device. This is a stress rat-
ing only and functional operation of the device at those or any
other conditions above those indicated in the operational listings
of this specification is not implied. Exposure to maximum rating
conditions for extended periods may affect device reliability.
Stresses above those listed under “Maximum Ratings”
TABLE 1-1:
PIN FUNCTION TABLE
Name
A0..A2
V
SS
SDA
SCL
WP
V
CC
Function
User Configurable Chip Selects
Ground
Serial Address/Data I/O
Serial Clock
Write Protect Input
+4.5V to 5.5V Power Supply
TABLE 1-2:
DC CHARACTERISTICS
FIGURE 1-1:
BUS TIMING START/STOP
Vcc = +4.5V to 5.5V
Commercial (C): Tamb =
Industrial (I):
Automotive(E): Tamb = -40
Parameter
A0, A1, A2, SCL , SDA and WP
pins:
High level input voltage
Low level input voltage
Hysteresis of Schmitt Trigger
inputs
Low level output voltage
Input leakage current
Output leakage current
Pin capacitance
(all inputs/outputs)
Operating current
0
°
°
°
C to
C to
C to +125
+70
+85
°
°
°
C
C
C
Tamb = -40
Symbol
Min
Typ
Max
Units
Conditions
V
V
HYS
IH
IL
.7 V
CC
—
V
V
V
—
.05
V
CC
—
-10
-10
—
.3 Vcc
—
V
(Note)
V
OL
I
LI
I
LO
, C
.40
10
10
10
V
μ
μ
pF
I
V
V
V
Tamb = 25C, F
V
CC
= 5.5V, SCL = 400 kHz
V
CC
= 5.5V, SCL = 400 kHz
A SCL = SDA = V
OL
IN
OUT
CC
= 3.0 mA
= .1V to V
= .1V to V
= 5.0V (Note)
A
A
CC
CC
C
IN
OUT
c
= 1 MHz
I
I
CC
CC
Write
Read
CCS
—
—
—
3
mA
mA
μ
0.5
5
Standby current
Note:
I
1
CC
= 5.5V
This parameter is periodically sampled and not 100% tested.
SCL
SDA
T
SU
:
STA
T
HD
:
STA
T
SU
:
STO
V
HYS
START
STOP