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參數(shù)資料
| 型號： | AM79C981JC |
| 廠商： | ADVANCED MICRO DEVICES INC |
| 元件分類： | 網(wǎng)絡接口 |
| 英文描述： | Integrated Multiport Repeater Plus⑩ (IMR+⑩) |
| 中文描述： | DATACOM, ETHERNET TRANSCEIVER, PQCC84 |
| 封裝： | PLASTIC, LCC-84 |
| 文件頁數(shù)： | 27/40頁 |
| 文件大?。?/td> | 347K |
| 代理商： | AM79C981JC |
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AMD
PRELIMINARY
1–97
Am79C981
SWITCHING CHARACTERISTICS over operating ranges unless otherwise specified
Parameter
Symbol
Parameter Description
Test Conditions
Min
Max
Unit
Clock and Reset
t
X1
X1 Clock Period
49.995
50.005
ns
t
X1H
X1 Clock HIGH
20
30
ns
t
X1L
X1 Clock LOW
20
30
ns
t
X1R
X1 Clock Rise Time
–
10
ns
t
X1F
X1 Clock Fall Time
–
10
ns
t
PRST
Reset pulse width after power on
(
RST
pin LOW)
150
–
μ
s
t
RST
Reset pulse width
(
RST
pin LOW)
4
–
μ
s
t
RSTSET
RST
HIGH setup time with
respect to X1 Clock
20
–
ns
t
RSTHLD
RST
LOW hold time with
respect to X1 Clock
0
–
ns
Management Port
t
SCLK
SCLK Clock Period
100
–
ns
t
SCLKH
SCLK Clock HIGH
30
–
ns
t
SCLKL
SCLK Clock LOW
30
–
ns
t
SCLKR
SCLK Clock Rise Time
–
10
ns
t
SCLKF
SCLK Clock Fall Time
–
10
ns
t
SISET
SI input setup time with respect to SCLK
rising edge
10
–
ns
t
SIHLD
SI input hold time with
respect to SCLK rising edge
10
–
ns
t
SODLY
SO output delay with
respect to SCLK rising edge
C
L
= 100 pF
–
40
ns
t
X1HCRS
X1 rising edge to CRS valid
C
L
= 100 pF
5
40
ns
t
X1HSTH
X1 rising edge to STR HIGH
C
L
= 100 pF
–
40
ns
t
X1HSTL
X1 rising edge to STR LOW
C
L
= 100 pF
–
40
ns
t
TESTSET
TEST input setup time with respect to
SCLK rising edge
10
–
ns
t
TESTHLD
TEST input hold time with respect to
SCLK rising edge
10
–
ns
t
STRSET
STR setup time
5
–
ns
t
STRHLD
STR hold time
12
–
ns
Expansion Port
t
X1HRL
X1 rising edge to
REQ
driven LOW
C
L
= 100 pF
14
40
ns
t
X1HRH
X1 rising edge to
REQ
driven HIGH
C
L
= 100 pF
14
40
ns
t
X1HDR
X1 rising edge to DAT/JAM driven
C
L
= 100 pF
14
40
ns
t
X1HDZ
X1 rising edge to DAT/JAM not driven
C
L
= 100 pF
14
40
ns
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相關代理商/技術參數(shù) |
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|---|---|
| AM79C982 | 制造商:AMD 制造商全稱:Advanced Micro Devices 功能描述:basic Integrated Multiport Repeater (bIMR) |
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| AM79C982-8JC | 制造商:AMD 制造商全稱:Advanced Micro Devices 功能描述:basic Integrated Multiport Repeater (bIMR) |
| AM79C983 | 制造商:未知廠家 制造商全稱:未知廠家 功能描述:Am79C983 Datasheet? 348KB (PDF) Integrated Multiport Repeater 2 IMR2 ? |
| AM79C983A | 制造商:AMD 制造商全稱:Advanced Micro Devices 功能描述:Integrated Multiport Repeater 2 (IMR2⑩) |
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