FEDL9222-02
ML9222
¡ Semiconductor
A/D Converter Characteristics
(Ta = –40 to +85°C, VDD = 8.0 to 18.0 V)
Parameter
Condition
Min.
—
Typ.
—
Max.
1
Unit
LSB
V
A/D Conversion Accuracy
—
Reference Voltage (VREG
)
—
4.5
5.0
—
5.5
Output Current
—
—
–10
VREG
394
mA
V
Input Voltage Range
—
GND
256
—
Conversion Time/Channel
R2 = 10kW 5ꢀ, C2 = 27pF 5ꢀ
310
ms
Keyscan Characteristics
(Ta = –40 to +85°C, VDD = 8.0 to 18.0 V)
Parameter
Keyscan Cycle Time
Keyscan Pulse Width
Condition
Min.
160
32
Typ.
194
39
Max.
246
49
Unit
ms
R2 = 10kW 5ꢀ, C2 = 27pF 5ꢀ
R2 = 10kW 5ꢀ, C2 = 27pF 5ꢀ
ms
Keyscan Timing
Keyscan Cycle Time
ROW1
ROW2
ROW3
ROW4
ROW5
Keyscan Pulse
Width
10/25