PCA85232 Datasheet, PDF (31/54 Pages) NXP Semiconductors – LCD driver for low multiplex rates

NXP Semiconductors
PCA85232
LCD driver for low multiplex rates
10. Static characteristics
Table 18. Static characteristics
V_DD = 1.8 V to 5.5 V; V_SS = 0 V; V_LCD = 1.8 V to 8.0 V; T_amb = −40 °C to +95 °C; unless otherwise specified.
Symbol Parameter
Conditions
Min
Typ
Max
Unit
Supplies
V_DD
V_LCD
I_DD
supply voltage
LCD supply voltage
supply current
f_clk(ext) = 3.500 kHz
with internal oscillator running
1.8
-
1.8
-
[1][2][3] _-
-
[1][3] _-
-
5.5
V
8.0
V
30
μA
80
μA
I_DD(LCD) LCD supply current
f_clk(ext) = 3.500 kHz
[1][2][4] _-
-
60
μA
with internal oscillator running
[1][4] _-
-
80
μA
Logic
V_I
input voltage
on pins SDA and SCL
all other input pins
V_IH
HIGH-level input voltage on pins CLK, SYNC, OSC, A0, A1,
SA0, SCL, and SDA
−0.5
-
−0.5
-
0.7V_DD -
+5.5
V
V_DD + 0.5 V
-
V
V_IL
LOW-level input voltage on pins CLK, SYNC, OSC, A0, A1,
SA0, SCL, and SDA
-
-
0.3V_DD V
V_O
output voltage
on pins CLK and SYNC
on pin SDAACK
−0.5
-
−0.5
-
V_DD + 0.5 V
+5.5
V
V_OH
HIGH-level output voltage on pin SYNC, CLK
V_OL
LOW-level output voltage on pin SYNC, CLK, SDAACK
I_OH
HIGH-level output current output source current;
V_OH = 4.6 V; V_DD = 5 V; on pin CLK
I_OL
LOW-level output current output sink current;
on pins CLK and SYNC
0.8V_DD -
V_SS
-
1.5
-
V_DD
V
0.2V_DD V
-
mA
V_OL = 0.4 V; V_DD = 5 V
on pin SDAACK
1.5
-
-
mA
V_POR
I_L
power-on reset voltage
leakage current
V_DD ≤ 2 V; V_OL = 0.2V_DD
2 V < V_DD < 3 V; V_OL = 0.4 V
V_DD ≥ 3 V; V_OL = 0.4 V
V_I = V_DD or V_SS; on pin OSC,
CLK, A0, A1, SA0, SDA, and SCL
3
-
-
mA
3
-
-
mA
6
-
-
mA
1.0
1.3
1.6
V
−1
-
+1
μA
PCA85232
Product data sheet
All information provided in this document is subject to legal disclaimers.
Rev. 1 — 8 December 2010
© NXP B.V. 2010. All rights reserved.
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