參數(shù)資料
型號: ISP1563BM,557
廠商: ST-ERICSSON
元件分類: 總線控制器
英文描述: UNIVERSAL SERIAL BUS CONTROLLER, PQFP100
封裝: 14 X 14 MM, 1.40 MM HEIGHT, PLASTIC, MS-026, SOT-420-1, LQFP-100
文件頁數(shù): 88/102頁
文件大?。?/td> 466K
代理商: ISP1563BM,557
ISP1563_2
NXP B.V. 2007. All rights reserved.
Product data sheet
Rev. 02 — 15 March 2007
86 of 102
NXP Semiconductors
ISP1563
HS USB PCI Host Controller
16. Dynamic characteristics
[1]
Suggested values for external capacitors when using a crystal are 22 pF to 27 pF.
[2]
Recommended accuracy of the clock frequency is 50 ppm for the crystal and oscillator.
[1]
The capacitive load for each bus line (Cb) is specied in pF. To meet the specication for VOL and the maximum rise time (300 ns), use
an external pull-up resistor with RUP(max) = 850 / Cb k and RUP(min) = (VCC(I/O) 0.4) / 3 k.
[1]
Standard load is 10 pF together with a pull-up and pull-down resistor of 10 k
.
Table 128. Dynamic characteristics: system clock timing
VCC(I/O) = 3.0 V to 3.6 V; Tamb = 40 °C to +85 °C; unless otherwise specied.
Typical values are at VCC(I/O) = 3.3 V; Tamb = +25 °C; unless otherwise specied.
Symbol
Parameter
Conditions
Min
Typ
Max
Unit
Reset
tW(RESET_N) external RESET_N pulse
width
crystal oscillator running
-
10
-
s
PCI clock
fclk(PCI)
PCI clock
31
-
33
MHz
Crystal oscillator
fclk
clock frequency
crystal[1]
12
-
MHz
oscillator
-
48
-
MHz
RS
series resistance
-
100
CL
load capacitance
-
18
-
pF
External clock input
VI
input voltage
1.65
1.8
1.95
V
J
external clock jitter
-
50
ppm
tCR
rise time
-
3
ns
tCF
fall time
-
3
ns
δclk
clock duty factor
-
50
-
%
tstartup
start-up time
-
5
10
ms
Table 129. Dynamic characteristics: I2C-bus interface (SDA and SCL)
VCC(I/O) = 3.0 V to 3.6 V; Tamb = 40 °C to +85 °C; unless otherwise specied.
Typical values are at VCC(I/O) = 3.3 V; Tamb = +25 °C; unless otherwise specied.
Symbol
Parameter
Conditions
Min
Typ
Max
Unit
tCF
output fall time VIH to VIL
10 pF < Cb < 400 pF[1]
-
0
250
ns
Table 130. Dynamic characteristics: PCI interface block
VCC(I/O) = 3.0 V to 3.6 V; Tamb = 40 °C to +85 °C; unless otherwise specied.
Typical values are at VCC(I/O) = 3.3 V; Tamb = +25 °C; unless otherwise specied.
Symbol
Parameter
Conditions
Min
Typ
Max
Unit
SRout
output slew rate
standard load (rise, fall)[1]
1
-
4
V/ns
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