参数资料
型号: ISP1520BD,557
厂商: NXP SEMICONDUCTORS
元件分类: 总线控制器
英文描述: UNIVERSAL SERIAL BUS CONTROLLER, PQFP64
封装: 10 X 10 MM, 1.40 MM HEIGHT, PLASTIC, MS-026, SOT-314-2, LQFP-64
文件页数: 27/54页
文件大小: 288K
代理商: ISP1520BD,557
ISP1520_4
Koninklijke Philips Electronics N.V. 2006. All rights reserved.
Product data sheet
Rev. 04 — 28 April 2006
32 of 53
Philips Semiconductors
ISP1520
Hi-Speed USB hub controller
14. Static characteristics
[1]
Irrespective of the number of devices connected, the value of ICC is always 91 mA in full-speed.
[2]
Total supply current for 3.3 V supply voltage.
[3]
Including Rpu drop current.
[1]
All pins are 5 V tolerant.
Table 36.
Static characteristics: supply pins
VCC = 3.0 V to 3.6 V; Tamb = 40 °Cto+70 °C; unless otherwise specied.
Symbol
Parameter
Conditions
Min
Typ
Max
Unit
Full-speed
IREF(5V0)
supply current 5 V
-
0.5
-
mA
ICC(tot)
total supply current
ICC(tot) =ICC1 +ICC2 +ICC3 +ICC4
-
mA
High-speed
ICC(tot)
total supply current
no device connected
136.3
-
mA
one active device connected
-
180
-
mA
two active devices connected
-
221
-
mA
three active devices connected
-
256
-
mA
four active devices connected
-
288
-
mA
Table 37.
Static characteristics: digital input and outputs
VCC = 3.0 V to 3.6 V; Tamb = 40 °Cto+70 °C; unless otherwise specied.[1]
Symbol
Parameter
Conditions
Min
Typ
Max
Unit
Digital input pins
VIL
LOW-level input voltage
-
0.8
V
VIH
HIGH-level input voltage
2.0
-
V
ILI
input leakage current
1-
+1
A
Schmitt-trigger input pins
Vth(LH)
positive-going threshold voltage
1.4
-
1.9
V
Vth(HL)
negative-going threshold voltage
0.9
-
1.5
V
Vhys
hysteresis voltage
0.4
-
0.7
V
Overcurrent detection pins OC1_N to OC4_N
Vtrip
overcurrent detection trip voltage
V=VCC VOCn_N
-84
-
mV
Digital output pins
VOL
LOW-level output voltage
-
0.4
V
VOH
HIGH-level output voltage
2.4
-
V
Open-drain output pins
IOZ
off-state output current
1-
+1
A
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