Z86U18 Datasheet, PDF (9/30 Pages) Zilog, Inc. – USB Device Controller with CMOS Z86K15 MCU

Zilog
Z86U18
USB Device Controller with CMOS Z86K15 MCU
AC ELECTRICAL CHARACTERISTICS
Additional Timing Table
1
T_A=0°C to +70°C
5.0V, 6 MHz
No Symbol Parameter
Min
Max
Units
Notes
1
TpC
Input Clock Period
150
250
ns
1
2
TrC,TfC Clock Input Rise & Fall Times
25
ns
1
3
TwC
Input Clock Width
37
ns
1
4
TwTinL Timer Input Low Width
70
ns
1
5
TwTinH Timer Input High Width
2.5TpC
1
6
TpTin Timer Input Period
4TpC
1
7
TrTin
Timer Input Rise & Fall Timer
100
ns
1
8
TwIL
Int. Request Low Time
70
ns
1,2
9
TwIH
Int. Request Input High Time
3TpC
1,2
10
Twsm
Stop-Mode Recovery Width Spec 5TpC
ns
11 Tost
Oscillator Start-up Time
5TpC
ns
12 Twdt
Watch-Dog Timer
3,0
ms
13 D+, D- Differential Rise and Fall Times
70
300
nS
3
Notes:
1. Timing Reference uses 0.7 V_CC for a logic 1 and 0.2 V_CC for a logic 0.
2. Interrupt request through Port 3 (P33-P31)
3. See USB Specification 7.1.1.2
DS97KEY0102
PRELIMINARY
9