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TDA4VM21 Datasheet(PDF) 270 Page - Texas Instruments

Part # TDA4VM21
Description  TDA4VM Processors
PDF  331 Pages
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Manufacturer  TI [Texas Instruments]
Direct Link  http://www.ti.com
Logo TI - Texas Instruments

TDA4VM21 Datasheet(HTML) 270 Page - Texas Instruments

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Table 6-86. MMC1/2 DLL Delay Mapping for All Timing Modes (continued)
REGISTER NAME
MMCSD12_SS_PHY_CTRL_4_REG
MMCSD12_SS_PHY_CTRL_5_REG
BIT FIELD
[20]
[15:12]
[8]
[4:0]
[2:0]
BIT FIELD NAME
OTAPDLYENA OTAPDLYSEL ITAPDLYENA
ITAPDLYSEL
CLKBUFSEL
MODE
DESCRIPTION
DELAY
ENABLE
DELAY
VALUE
INPUT
DELAY
ENABLE
INPUT
DELAY
VALUE
DELAY
BUFFER
DURATION
UHS-I
SDR50
4-bit PHY operating
1.8 V, 100 MHz
0x1
0xC
0x1
Tuning
0x7
UHS-I
DR50
4-bit PHY operating
1.8 V, 50 MHz
0x1
0xC
0x1
0x2
0x7
UHS-I
SDR104
4-bit PHY operating
1.8, V 200 MHz
0x1
0x5
0x1
Tuning
0x7
Table 6-87 presents timing conditions for MMC1.
Table 6-87. MMC1/2 Timing Conditions
PARAMETER
MIN
MAX UNIT
INPUT CONDITIONS
SRI
Input slew rate
Default Speed, High Speed
0.69
2.06
V/ns
UHS–I SDR12, UHS–I SDR25
0.34
1.34
V/ns
OUTPUT CONDITIONS
CL
Output load capacitance
All modes
1
10
pF
PCB CONNECTIVITY REQUIREMENTS
td(Trace Delay)
Propagation delay of each trace
UHS–I DDR50
240
1134
ps
All other modes
126
1386
ps
td(Trace Mismatch
Delay)
Propagation delay mismatch across all
traces
UHS–I DDR50, UHS–I SDR104
20
ps
All other modes
100
ps
TDA4VM-Q1, TDA4VM
SPRSP36K – SEPTEMBER 2021 – REVISED APRIL 2024
www.ti.com
270
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Copyright © 2024 Texas Instruments Incorporated
Product Folder Links: TDA4VM-Q1 TDA4VM



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