參數(shù)資料
型號(hào): GL813
廠商: Electronic Theatre Controls, Inc.
英文描述: USB 2.0 CompactFlash Card Reader Controller
中文描述: 個(gè)USB 2.0 CF卡讀卡機(jī)控制
文件頁(yè)數(shù): 20/24頁(yè)
文件大?。?/td> 132K
代理商: GL813
GL813 - USB2.0 CompactFlash Card Reader Controller
2001-2002 Genesys Logic Inc.—All rights reserved.
Page 20 of 24
Symbol
Description
Min
Typ
Max
Unit
V
HYS
Hysteresis voltage
-
0
-
V
V
OL
LOW level output voltage when I
OL
=8mA
0.4
V
V
OH
HIGH level output voltage when I
OH
=8mA
2.4
V
I
OLK
Leakage current for pads with internal pull
up or pull down resistor
46
μ
A
R
DN
Pad internal pull down resister
79K
105K
152K
Ohms
R
UP
Pad internal pull up resister
78K
104K
146K
Ohms
6.4 DC Characteristics (D+/D-)
Symbol
Description
Min
Typ
Max
Unit
V
OL
D+/D- static output LOW (R
L
of 1.5K to 3.6V )
0.3
V
V
OH
D+/D- static output HIGH (R
L
of 15K to GND )
2.8
3.6
V
V
DI
Differential input sensitivity
0.2
V
V
CM
Differential common mode range
0.8
2.5
V
V
SE
Single-ended receiver threshold
0.2
V
C
IN
Transceiver capacitance
20
pF
I
LO
Hi-Z state data line leakage
-10
+10
μ
A
Z
DRV
Driver output resistance
28
43
Ohms
6.5 Switching Characteristics
Symbol
Description
Min
Typ
Max
Unit
F
X1
X1 crystal frequency
11.97
12
12.03
MHz
T
CYC
X1 cycle time
83.3
ns
T
X1L
X1 clock LOW time
0.45T
cyc
ns
T
X1H
X1 clock HIGH time
0.45T
cyc
ns
T
r30pf
Output pad rise time from 10% to 90%
swing with 30pF loading
ns
T
f30pf
Output pad fall time from 10% to 90% swing
with 30pF loading
ns
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