PCF8579T NXP Semiconductors, PCF8579T Datasheet - Page 25

• Manufacturer Part Number: PCF8579T
• Manufacturer: NXP Semiconductors

Specifications of PCF8579T

• Operating Supply Voltage (typ): 3.3/5V
• Operating Temperature (min): -40C
• Operating Temperature (max): 85C
• Operating Temperature Classification: Industrial
• Package Type: VSO
• Pin Count: 56
• Mounting: Surface Mount
• Power Dissipation: 400mW
• Operating Supply Voltage (min): 2.5V
• Operating Supply Voltage (max): 6V
• Lead Free Status / Rohs Status: Not Compliant

NXP Semiconductors
10. Static characteristics
Table 14.
V
[1]
[2]
[3]
[4]
PCF8579_5
Product data sheet
Symbol
Supplies
V
V
I
V
Logic
V
V
I
I
C
LCD outputs
I
V
R
DD
L
OL
L
DD
DD
LCD
POR
IL
IH
offset(DC)
i
O
= 2.5 V to 6 V; V
Outputs are open; inputs at V
Resets all logic when V
Periodically sampled; not 100 % tested.
Resistance measured between output terminal (C0 to C39) and bias input (V
through one output under the following conditions (see
a) V
b) V
oper
3
V
Static characteristics
= V
Parameter
supply voltage
LCD supply voltage
supply current
power-on reset voltage
LOW-level input voltage
HIGH-level input voltage
leakage current
LOW-level output current
input capacitance
leakage current
DC offset voltage
output resistance
LCD
DD
4.70 V; V
V
SS
LCD
= 0 V; V
= 9 V.
DD
4
< V
V
DD
POR
LCD
LCD
or V
.
= V
4.30 V; I
SS
; I
DD
2
C-bus inactive; external clock with 50 % duty factor.
load
3.5 V to V
= 100 A.
Conditions
f
at pins SDA, SCL,
SYNC, CLK, TEST
and SA0, A0 to A3;
V
at pin SDA;
V
V
at pin SCL and SDA
at pins V
V
on pins C0 to C39
on pins at C0 to C39
clk
i
OL
DD
i
= V
= V
Rev. 05 — 11 May 2009
= 2 kHz
= 0.4 V;
= 5 V
Table
DD
DD
DD
3
or V
or V
and V
4):
9 V; T
SS
LCD
LCD column driver for dot matrix graphic displays
4
amb
;
= 40 C to +85 C; unless otherwise specified.
[1]
[2]
[3]
[4]
3
, V
4
, V
Min
2.5
V
-
-
V
0.7V
3
-
-
-
DD
1
2
DD
SS
and V
DD
9
LCD
) when the specified current flows
Typ
-
-
9
1.3
-
-
-
-
-
-
3
20
PCF8579
Max
6.0
V
20
1.8
0.3V
V
+1
-
5
+2
-
6
© NXP B.V. 2009. All rights reserved.
DD
DD
DD
3.5
Unit
V
V
V
V
V
mA
mA
pF
mV
k
25 of 41
A
A