STFPC320 STMicroelectronics, STFPC320 Datasheet - Page 67

• Manufacturer Part Number: STFPC320
• Description: Front Panel Controller/driver With Standby Power Management And Real-time Clock
• Manufacturer: STMicroelectronics

STFPC320
17.4
Electrical specifications
Table 16.
Symbol
I
I
I
I
OLEAK
V
V
V
DDdyn
OH21
OH22
R
R
R
V
V
R
V
OH1
OL1
OL2
I
PU
PU
PD
IH
IL
I
H
L
High-level output
voltage
Low-level output
voltage
Low-level output
voltage
High-level output
current
High-level output
current
Driver leakage current
Output pull-down
resistor
Input Current
High-Level Input
Voltage
Low-Level Input Voltage
Hysteresis Voltage
Dynamic Current
Consumption
External Pull-up
resistor
External Pull-up
resistor
External Pull-down
resistor
Electrical specifications
(T
A
= -20 to +70 °C, V
Parameter
DD
LED1 – LED4,
I
LED1 – LED4,
I
SDA, I
V
Seg
V
Grid
Seg
V
driver off
Driver output
V
Under no load,
display OFF
SCL, SDA
IRQ_N/SQW
READY, KEY1, KEY2
OH1
OH2
O
O
O
I
= V
= 3.3 V, GND = 0 V, V
= V
= V
= V
Test conditions
1
12
8
= -1mA
= 20mA
, Seg
to Seg
/Grid
DD
OL2
DD
DD
DD
or GND
– 2 V, Grid
– 2V,
– 33.3 V,
= 4mA
13
9
12
/Grid
16
1
to
to
0.9 V
0.7 V
SS
Min.
50
= V
DD
DD
Electrical characteristics
DD
Typ.
0.35
100
4.7
10
10
– 33.3 V)
0.3 V
Max.
150
0.6
-15
-10
±1
-3
1
2
DD
Unit
mA
mA
mA
kΩ
kΩ
kΩ
kΩ
µA
µA
V
V
V
V
V
V
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