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DP83867CS データシート(PDF) 11 Page - Texas Instruments

部品番号 DP83867CS
部品情報  DP83867E/IS/CS Robust, High Immunity, Small Form Factor 10/100/1000 Ethernet Physical Layer Transceiver
PDF  129 Pages
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メーカー  TI2 [Texas Instruments]
ホームページ  https://www.ti.com
Logo TI2 - Texas Instruments

DP83867CS データシート(HTML) 11 Page - Texas Instruments

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(4)
For detailed information about DP83867 power consumption for specific supplies under a wide set of conditions, see the
DP83867E/IS/CS/IR/CR RGZ Power Consumption Data application report (SNLA241).
6.6 Power-Up Timing
See Figure 6-1.
PARAMETER
TEST CONDITIONS (1)
MIN
NOM
MAX UNIT
T1
Post power-up stabilization time prior to MDC
preamble for register accesses
MDIO is pulled high for 32-bit serial
management initialization.
200
ms
T2
Hardware configuration latch-in time from
power up
Hardware Configuration Pins are
described in Section 7.5.1.
200
ms
T3
Hardware configuration pins transition to
output drivers
64
ns
(1)
Specified by production test, characterization, or design.
6.7 Reset Timing
See Figure 6-2.
PARAMETER
TEST CONDITIONS (1)
MIN
NOM
MAX UNIT
T1
Post RESET stabilization time prior to MDC
preamble for register accesses
MDIO is pulled high for 32-bit serial
management initialization.
MDC can toggle during this period when
MDIO remains high.
195
µs
T2
Hardware configuration latch-in time from the
deassertion of RESET (either soft or hard)
Hardware Configuration Pins are
described in Section 7.5.1.
120
ns
T3
Hardware configuration pins transition to
output drivers
64
ns
T4
RESET pulse width
X1 Clock must be stable for a minimum of
1μs during RESET pulse low time
1
µs
(1)
Specified by production test, characterization, or design.
6.8 MII Serial Management Timing
See Figure 6-3.
PARAMETER
TEST CONDITIONS (1)
MIN
NOM
MAX
UNIT
T1
MDC to MDIO (output) delay time
0
10
ns
T2
MDIO (input) to MDC setup time
10
ns
T3
MDIO (input) to MDC hold time
10
ns
T4
MDC frequency
2.5
25
MHz
(1)
Specified by production test, characterization, or design.
www.ti.com
DP83867CS, DP83867IS, DP83867E
SNLS504F – OCTOBER 2015 – REVISED JANUARY 2025
Copyright © 2025 Texas Instruments Incorporated
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Product Folder Links: DP83867CS DP83867IS DP83867E



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