PT8146 Datasheet, PDF (10/27 Pages) Princeton Technology Corp – 8-Bit 12-Ch I/O DAC

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8-Bit 12-Ch I/O DAC
PT8146
ELECTRICAL CHARACTERISTICS
DC CHARACTERISTICS
DIGITAL SECTION
(V_CCD ≤ V_CCA, Ta=-20 to +85℃)
Parameter
Symbol Pin name Conditions
Ratings
Unit
Min. Typ. Max.
Power supply voltage VCCD
-
2.7
5.0 5.5 V
Power supply current ICCD _VCCD
CLK=1MHz,
(Unloaded)
-
0.2 0.5 mA
Standby current
ICCS
CLK, SI, /CS Stop
Vin=VCCD or GND
-10
- +10 µA
Input leak current
IILK1
Vin=0 to VCCD
-10
- +10 µA
“H” level input voltage
“L” level input voltage
VIH1
VIL1
CLK, SI,
/CS,
D0 to D3
VCCD ≥ 4.0 V 0.5 x VCCD -
-
V
VCCD < 4.0 V
2.0
-
-
V
-
-
-
0.2 x
VCCD
V
High-impedance leak
current
IOLK
SO
Vin=0 to VCCD
-10
- +10 µA
“H” level output
voltage
“L” level output
voltage
VOH1
SO,
IOH=-0.4mA VCCD – 0.4 -
-
V
D0 to D3
VOL1
IOL=2.5mA
-
- 0.4 V
D/A CONVERTER SECTION
(V_CCA=5V±10%, Ta=-20 to +85℃)
Parameter
Symbol Pin name
Conditions
Ratings
Unit
Min. Typ. Max.
Power supply voltage VDD
Power supply current IDD
VDD
VDD ≤ VCCA
VDD ≤ VCCA
2.0 5.0 5.5 V
- 1.2 2.5 mA
Resolution
Res
- 8 - bits
Monotonic increase
Nonlinearity error
Differential linearity
error
Rem
Unload
- 8 - bits
LE ^{AO1 to AO12 VDD=VCCA – 0.1 V}
-1.5 - +1.5 LSB
Digital value: #06 to #FF
DLE
-1.0 - +1.0 LSB
PT8146 V1.1
- 10 -
February, 2006