參數(shù)資料
型號(hào)： ZR36050
廠商： Zoran Corporation
英文描述： JPEG Image Compression Processor(JPEG 圖象壓縮處理器)
中文描述： JPEG圖像壓縮處理器（JPEG格式圖象壓縮處理器）
文件頁數(shù)： 43/52頁
文件大?。?/td> 262K
代理商： ZR36050
ZR36050
43
ADVANCE INFORMATION
ABSOLUTE MAXIMUM RATINGS
Storage Temperature ........................................-65
°
C to +150
°
C
Supply Voltage to Ground
Potential Continuous............................................ -0.5V to +7.0V
DC Voltage Applied to Outputs for
High Impedance Output State ......................-0.5V to V
CC
(Max)
DC Input Voltage............................................-0.5V to V
CC
+0.5V
DC Output Current, into Outputs
(not to exceed 200mA total) ................................... 20mA/output
DC Input Current.............................................-30mA to +5.0mA
NOTE:
Stresses above those listed under ABSOLUTE MAXIMUM RATINGS may
cause permanent device failure. Functionality at or above these limits is
not implied. Exposure to absolute maximum ratings for extended periods
may affect device reliability.
OPERATING RANGE
Temperature.....................................................0
°
C
≤
T
A
≤
+70
°
C
Supply Voltage...........................................4.75V
≤
V
CC
≤
5.25V
DC CHARACTERISTICS
1. This is the standby current when CLK_EN is high.
2. Data buses will have a +50
μ
A leakage current when RESET is high due to the pull-down device.
Symbol
Parameter
21 MHz
27 MHz
Units
Test Conditions
Min
Max
Min
Max
V
IL
Input Low Voltage
-0.5
0.8
-0.5
0.8
V
V
IH
Input High Voltage
2.0
V
CC
+ 0.5
2.0
V
CC
+ 0.5
V
V
OL
Output Low Voltage
0.4
0.4
V
I
OL
= 2mA
V
OH
Output High Voltage
2.4
2.4
V
I
OH
= -400
μ
A
I
CC
Power Supply Current
320
400
mA
V
CC
= 5.0 V
V
IL
= .45V, V
IH
= 4.0V
I
SC0
Standby Current
5
5
mA
I
SC1
Clock Standby Current
1
15
15
mA
I
LI
Input Leakage Current
±
10
±
10
μ
A
0 < V
IN
< V
CC
I
LP
Pull-Down Leakage Current
50
50
μ
A
0 < V
IN
< V
CC
I
LO
Output Leakage Current
2
±
10
±
10
μ
A
0 < V
OUT
< V
CC
C
IN
Input Capacitance
10
10
pF
C
IO
I/O and Output Capacitance
10
10
pF
DEVICE
UNDER TEST
1.5V
2.4V
0.45V
OUTPUT
INPUT
During AC testing, inputs are driven at 0.4V and 2.4V levels. Unless othrewise
specified, switching times are measured from the 1.5V level of DCLK to the 0.8V
or 2.0V levels at the input/output.
2.0V
0.8V
0.8V
2.0V
Figure 34. AC Testing Input, Output
Test Point
From Output
Under Test
50pF
Figure 35. Normal AC Test Load
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