参数资料
型号: S5N8947
厂商: SAMSUNG SEMICONDUCTOR CO. LTD.
英文描述: MCU for ADSL/Cable Modem
中文描述: 单片机为ADSL / Cable Modem的
文件页数: 38/49页
文件大小: 407K
代理商: S5N8947
S5N8947 (ADSL/Cable Modem MCU)
ELECTRONICS
MagIC Team
Page : 38
SAMSUNG ELECTRONICS
8.3. DC ELECTRICAL CHARACTERISTICS
V
DD
=2.5V+/-0.2V, VEXT = 5+/-0.25V, TA=-40 to 85 Centigrade (In case of 5V-tolerant I/O)
Parameter
High level input voltage
LVCMOS
interface
Low level input voltage
LVCMOS
interface
Switching threshold
VT
Symbol
V
IH(1)
Conditions
Min
Typ
Max
Unit
1.7
V
V
IL(1)
0.7
V
LVCMOS
0.5 V
DD
V
Schmitt trigger positive-going threshold
VT+
LVCMOS
1.9
Schmitt trigger negative-going threshold
VT–
LVCMOS
0.6
High level input current
Input buffer
I
IH
V
IN
= V
DD
– 10
10
μA
Input buffer
with pull-up
Input buffer
10
25
50
Low level input current
I
LH
V
IN
= V
SS
– 10
10
μA
Input buffer
with pull-up
Type B1 to
B16
(2)
Type B1
– 50
– 25
– 10
High level output voltage
V
OH
I
OH
= – A
V
DD
0.05
1.9
V
I
OH
= – 1 mA
I
OH
= – 2 mA
I
OH
= – 4 mA
I
OH
= – 6 mA
I
OL
= – A
Type B2
Type B4
Type B6
Low level output voltage
Type B1 to
B16
(2)
Type B1
Type B2
Type B4
Type B6
V
OL
0.05
V
I
OL
= – 1 mA
I
OL
= – 2 mA
I
OL
= – 4 mA
I
OL
= – 6 mA
V
OUT
= V
SS
or
V
DD
V
DD
= 3.6 V
,
f
MCLK
= 50MHz
0.5
Tri-state output leakage current
I
OZ
– 10
10
μA
Maximum operating current
I
DD
55
mA
Table 6 DC Electrical Characteristics
NOTES:
1. All 5V-tolerant input have less than 0.2V hysterisis.
2. Type B1 means 1mA output driver cells, and Type B6/B24 means 6mA/24mA output driver cells.
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