Rainbow-electronics CLC5957 Instrukcja Użytkownika Pobierz pdf (Strona 4)

Converter Electrical Characteristics (Continued)

The following specifications apply for AV

=DV

= +5V, 66MSPS. Boldface limits apply for T

min

= −40˚C to T

max

+85˚C, all other limits T

= 25˚C (Note 3).

Symbol Parameter Conditions Min Typ Max Units

ANALOG INPUTS

Analog Diff Input Voltage Range 2.048 V

(SE)

Analog Input Resistance

(Single-Ended)

500 Ω

(Diff) Analog Input Resistance (Differential) 1000 Ω

Analog Input Capacitance

(Single-ended)

2pF

ENCODE INPUTS (UNIVERSAL)

Logic Input High Voltage (Note

4),(Note 5)

Logic Input Low Voltage(Note

4),(Note 5)

Differential Input Swing (Note

4),(Note 5)

0.2 V

DIGITAL OUTPUTS

Logic Output Low Voltage (Note 2) 0.01 0.4 V

Logic Output High Voltage (Note 2)

OUTLEV = 1 (open) 3.2 3.5 3.8 V

OUTLEV = 0 (GND) 2.4 2.7 3.0 V

TIMING (Note 6)

Maximum Conversion Rate

(ENCODE) (Note 2)

70 75 MSPS

Minimum Conversion Rate

(ENCODE)

10 MSPS

Pulse Width High (ENCODE) (Note

50% threshold 7.1 ns

Pulse Width Low (ENCODE) (Note 4) 50% threshold 7.1 ns

DNV

ENCODE falling edge to DATA not

valid (Note 4)

8.3 ns

DGV

ENCODE falling edge to DATA

guaranteed valid (Note 4)

17.8 ns

DAV

Rising ENCODE to rising DAV delay

(Note 4)

50% threshold 8.3 12.6 ns

DATA setup time before rising DAV

(Note 4)

−2.4 ns

DATA hold time after rising DAV

(Note 4)

−1.6 ns

Pipeline latency 3.0 clk cycle

CLC5957

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