NS32FX100-15 Datasheet, PDF (69/94 Pages) National Semiconductor (TI) – System Controller

4 0 Device Specifications (Continued)
4 5 ANALOG ELECTRICAL CHARACTERISTICS
T_A e 0 C to a70 C V_CCA e 5V g5% A_GND e 0V
Video MDAC
Resolution
Monotonicity
Nonlinearity I_REF e 4 mA
I_OFF Range
I_OFF Accuracy
Zero Scale I_OUT
Output Voltage Compliance
SVI Range
8 Bits
8 Bits
8 Bits
0 – g15 current
units of app 8 mA
a current unit is
8 mA a150% b20%
Typical 1 2 mA
Max 12 mA
max 2 5V
0 mA – 4 mA
Threshold MDAC
Resolution
Monotonicity
Nonlinearity I_REF e 4 mA
SBG Range
8 Bits
8 Bits
8 Bits
0 mA – 4 mA
Current Comparator
Resolution
Output Polarity
8 mA I_OUT internal ^t 100 mA
‘‘1’’ when Video DAC output
l_{Threshold DAC output}
6 Bits PWM A D Converter
Resolution
VIN Voltage Compliance
Max Conversion Time
Input Load Current
6 Bits (FS e 5V
1 2 LSB e 40 mV)
0V – 3 5V
5 ms
min b20 mA
max 20 mA
For I_REF in the range of 0 mA–4 mA the voltage on SVI (forced by the NS32FX200) will be greater than 1 5V
FIGURE 4-2 Analog Circuitry Block Diagram
TL EE 11331 – 60
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