isp1705 NXP Semiconductors, isp1705 Datasheet - Page 70

• Manufacturer Part Number: isp1705
• Description: Ulpi Hi-speed Usb Transceiver
• Manufacturer: NXP Semiconductors

NXP Semiconductors
15. Dynamic characteristics
Table 64.
V
Table 65.
V
Typical values refer to V
[1]
Table 66.
V
Typical values refer to V
ISP1705_1
Product data sheet
Symbol
t
t
t
t
t
t
t
t
Symbol
f
t
t
t
Symbol
f
t
W(POR)
w(REG1V8_H)
w(REG1V8_L)
W(RESET_N)
startup(PLL)
d(det)clk(osc)
PWRUP
PWRDN
i(XTAL1)
jit(i)(XTAL1)RMS
r(XTAL1)
f(XTAL1)
o(AV)(CLOCK)
jit(o)(CLOCK)RMS
CC
CC
CC
i(XTAL1)
o(CLOCK)
f
i(XTAL1)
= 3.0 V to 4.5 V; V
= 3.0 V to 4.5 V; V
The internal PLL is triggered only on the positive edge from the crystal oscillator. Therefore, the duty cycle is not critical.
= 3.0 V to 4.5 V; V
Dynamic characteristics: reset and power
Dynamic characteristics: clock applied to XTAL1
Dynamic characteristics: CLOCK output
Parameter
input frequency on pin XTAL1 see
RMS input jitter on pin XTAL1
input frequency tolerance on
pin XTAL1
input duty cycle on pin XTAL1 for the first transaction
rise time on pin XTAL1
fall time on pin XTAL1
Parameter
internal power-on reset
pulse width
REG1V8 HIGH pulse width
REG1V8 LOW pulse width
external RESET_N pulse
width
PLL start-up time
oscillator clock detector
delay
regulator start-up time
regulator power-down time
Parameter
average output frequency on
pin CLOCK
RMS output jitter on pin CLOCK
output clock duty cycle on pin CLOCK
CC(I/O)
CC(I/O)
CC(I/O)
CC
CC
= 3.6 V; V
= 3.6 V; V
= 3.0 V to 3.6 V; T
= 3.0 V to 3.6 V; T
= 3.0 V to 3.6 V; T
CC(I/O)
CC(I/O)
= 3.3 V; T
= 3.3 V; T
Conditions
measured after t
measured from regulator
start-up time
4.7 F
each on the REG1V8 and
REG3V3 pins
4.7 F
each on the REG1V8 and
REG3V3 pins
Conditions
see
see
see
only for square wave input
only for square wave input
amb
amb
amb
Rev. 01 — 13 June 2008
= 40 C to +85 C; unless otherwise specified.
= 40 C to +85 C; unless otherwise specified.
Table 6
Table 6
Table 6
Table 6
= 40 C to +85 C; unless otherwise specified.
amb
amb
20 % capacitor
20 % capacitor
= +25 C; unless otherwise specified.
= +25 C; unless otherwise specified.
Conditions
d(det)clk(osc)
[1]
Min
0.2
-
-
200
-
-
-
-
Min
-
-
-
-
-
-
-
-
-
Min
59.970
-
45
ULPI Hi-Speed USB transceiver
Typ
-
-
-
-
-
-
-
-
Typ
26.000
24.000
19.300
13.000
-
-
50
-
-
Typ
60.000
-
50
© NXP B.V. 2008. All rights reserved.
Max
-
2
11
-
640
640
1
100
Max
-
-
-
-
200
200
-
5
5
Max
60.030
500
55
ISP1705
Unit
ns
ms
ms
Unit
MHz
MHz
MHz
MHz
ps
ppm
%
ns
ns
Unit
MHz
ps
%
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