22.09.2012 Views

GAL16V8 Data Sheet - der HTL Steyr

GAL16V8 Data Sheet - der HTL Steyr

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AC SWITCHING CHARACTERISTICS<br />

Over Recommended Operating Conditions<br />

1) Refer to Switching Test Conditions section.<br />

2) Calculated from fmax with internal feedback. Refer to fmax Descriptions section.<br />

3) Refer to fmax Descriptions section. Characterized but not 100% tested.<br />

CAPACITANCE (T A = 25°C, f = 1.0 MHz)<br />

14<br />

Specifications <strong>GAL16V8</strong>C <strong>GAL16V8</strong><br />

PARAMETER<br />

-7 -7<br />

MIN. MAX. MIN. MAX.<br />

UNITS<br />

TEST<br />

COND1 COM COM IND<br />

.<br />

DESCRIPTION<br />

-5<br />

MIN. MAX.<br />

tpd A Input or I/O to 8 outputs switching 1 5 3 7.5 1 7.5 ns<br />

Comb. Output 1 output switching — — — 7 — — ns<br />

tco A Clock to Output Delay 1 4 2 5 1 5 ns<br />

tcf 2 — Clock to Feedback Delay — 3 — 3 — 3 ns<br />

tsu — Setup Time, Input or Feedback before Clock↑ 3 — 7 — 7 — ns<br />

th — Hold Time, Input or Feedback after Clock↑ 0 — 0 — 0 — ns<br />

A Maximum Clock Frequency with<br />

External Feedback, 1/(tsu + tco)<br />

142.8 — 83.3 — 83.3 — MHz<br />

fmax 3<br />

A Maximum Clock Frequency with 166 — 100 — 100 — MHz<br />

Internal Feedback, 1/(tsu + tcf)<br />

A Maximum Clock Frequency with 166 — 100 — 100 — MHz<br />

No Feedback<br />

twh — Clock Pulse Duration, High 3 — 5 — 5 — ns<br />

twl — Clock Pulse Duration, Low 3 — 5 — 5 — ns<br />

ten B Input or I/O to Output Enabled — 6 — 9 — 9 ns<br />

B OE to Output Enabled — 6 — 6 — 6 ns<br />

tdis C Input or I/O to Output Disabled — 5 — 9 — 9 ns<br />

C OE to Output Disabled — 5 — 6 — 6 ns<br />

SYMBOL PARAMETER MAXIMUM* UNITS TEST CONDITIONS<br />

C I Input Capacitance 8 pF V CC = 5.0V, V I = 2.0V<br />

C I/O I/O Capacitance 8 pF V CC = 5.0V, V I/O = 2.0V<br />

*Characterized but not 100% tested.

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