FOCUS Enhancements FS453 User Manual download pdf (Page 26)

FS453/4 AND FS455/6 DATA SHEET: HARDWARE REFERENCE

Parameter Conditions Min Typ Max Unit

Scalable LVTTL (1.5 to 3.3V) Outputs

(3.3V) Output Current, Logic HIGH -12.0 mA

(3.3V) Output Current, Logic LOW 12.0 mA

(3.3V) Output Voltage, HIGH I

= -12mA 2.4 V

(3.3V) Output Voltage, LOW I

= 12mA 0.4 V

(2.5V) Output Current, Logic HIGH -8.0 mA

(2.5V) Output Current, Logic LOW 8.0 mA

(2.5V) Output Voltage, HIGH I

= -8mA 2.0 V

(2.5V) Output Voltage, LOW I

= 8mA 0.4 V

(1.8V) Output Current, Logic HIGH -4.0 mA

(1.8V) Output Current, Logic LOW 4.0 mA

(1.8V) Output Voltage, HIGH I

= -4mA 1.2 V

(1.8V) Output Voltage, LOW I

= 4mA 0.40 V

(1.5V) Output Current, Logic HIGH -4.0 mA

(1.5V) Output Current, Logic LOW 4.0 mA

(1.5V) Output Voltage, HIGH I

= -4mA 1.0 V

(1.5V) Output Voltage, LOW I

= 4mA 0.40 V

Analog

IREF

DAC Current Reference Resistor R

= 37.5 Ω 549 Ω

DAC Output Current R

FS_ADJ

= 549 Ω 34.8 mA

SSR

DAC Supply Rejection Ratio Freq. < 10 kHz 40 45 dB

MATCH

DAC to DAC Current Match All DACs On - 2.5 + 2.5 %

Video Output Compliance 0 1.4 V

OUT

Video Output Capacitance C

OUT

= 0 mA,

Freq. = 1 MHz

20 pF

Table 7: Electrical Characteristics

FOCUS Enhancements Semiconductor

1 2 ... 21 22 23 24 25 26 27 28 29 30 31 ... 40 41

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FOCUS Enhancements FS453 User Manual Page 26

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