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AM261...ZEJ 数据表(PDF) 133 Page - Texas Instruments

部件名 AM261...ZEJ
功能描述  AM261x Sitara™ Microcontrollers
PDF  218 Pages
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制造商  TI2 [Texas Instruments]
网页  https://www.ti.com
标志 TI2 - Texas Instruments

AM261...ZEJ 数据表(HTML) 133 Page - Texas Instruments

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6.11.5.7.5 GPMC/NOR Flash Switching Characteristics - Asynchronous Mode 100MHz
(14) (15)
NO.
PARAMETER
DESCRIPTION
MODE
MIN
MAX
UNIT
FA0
tw(be[x]nV)
Pulse duration, GPMC0_BE0n_CLE,
GPMC0_BE1n valid time
Read
N(12)
ns
Write
N(12)
ns
FA1
tw(csnV)
Pulse duration, GPMC0_CSn[x](13) low
Read
A(1)
ns
Write
A(1)
ns
FA3
td(csnV-advnIV)
Delay time, GPMC0_CSn[x](13) valid to
GPMC0_ADVn_ALE invalid
Read
B(2) – 2
B(2) + 2
ns
Write
B(2) – 2
B(2) + 2
ns
FA4
td(csnV-oenIV)
Delay time, GPMC0_CSn[x](13) valid to
GPMC0_OEn_REn invalid (Single read)
C(3) – 2
C(3) + 2
ns
FA9
td(aV-csnV)
Delay time, GPMC0_A[27:1] valid to
GPMC0_CSn[x](13) valid
J(9) – 2
J(9) + 2
ns
FA10
td(be[x]nV-csnV)
Delay time, GPMC0_BE0n_CLE,
GPMC0_BE1n valid to GPMC0_CSn[x](13)
valid
J(9) – 2
J(9) + 2
ns
FA12
td(csnV-advnV)
Delay time, GPMC0_CSn[x](13) valid to
GPMC0_ADVn_ALE valid
K(10) – 2
K(10) + 2
ns
FA13
td(csnV-oenV)
Delay time, GPMC0_CSn[x](13) valid to
GPMC0_OEn_REn valid
L(11) – 2
L(11) + 2
ns
FA16
tw(alV)
Pulse duration GPMC0_A[26:1] invalid
between two successive read and write
accesses
G(7)
ns
FA18
td(csnV-oenIV)
Delay time, GPMC0_CSn[x](13) valid to
GPMC0_OEn_REn invalid (Burst read)
I(8) – 2
I(8) + 2
ns
FA20
tw(av)
Pulse duration, GPMC0_A[27:1] valid - 2nd,
3rd, and 4th accesses
D(4)
ns
FA25
td(csnV-wenIV)
Delay time, GPMC0_CSn[x](13) valid to
GPMC0_WEn valid
E(5) – 2
E(5) + 2
ns
FA27
td(csnV-wenIV)
Delay time, GPMC0_CSn[x](13) valid to
GPMC0_WEn invalid
F(6) – 2
F(6) + 2
ns
FA28
td(wenV-dV)
Delay time, GPMC0_WEn valid to
GPMC0_AD[31:0] valid
2
ns
FA29
td(dV-csnV)
Delay time, GPMC0_AD[31:0] valid to
GPMC0_CSn[x](13) valid
J(9) – 2
J(10) + 2
ns
FA37
td(oenV-aIV)
Delay time, GPMC0_OEn_REn valid to
GPMC0_AD[31:0] phase end
2
ns
(1)
For single read: A = (CSRdOffTime - CSOnTime) × (TimeParaGranularity + 1) × GPMC_FCLK(14)
For single write: A = (CSWrOffTime - CSOnTime) × (TimeParaGranularity + 1) × GPMC_FCLK(14)
For burst read: A = (CSRdOffTime - CSOnTime + (n - 1) × PageBurstAccessTime) × (TimeParaGranularity + 1) × GPMC_FCLK(14)
For burst write: A = (CSWrOffTime - CSOnTime + (n - 1) × PageBurstAccessTime) × (TimeParaGranularity + 1) × GPMC_FCLK(14)
with n being the page burst access number
(2)
For reading: B = ((ADVRdOffTime - CSOnTime) × (TimeParaGranularity + 1) + 0.5 × (ADVExtraDelay - CSExtraDelay)) ×
GPMC_FCLK(14)
For writing: B = ((ADVWrOffTime - CSOnTime) × (TimeParaGranularity + 1) + 0.5 × (ADVExtraDelay - CSExtraDelay)) ×
GPMC_FCLK(14)
(3)
C = ((OEOffTime - CSOnTime) × (TimeParaGranularity + 1) + 0.5 × (OEExtraDelay - CSExtraDelay)) × GPMC_FCLK(14)
(4)
D = PageBurstAccessTime × (TimeParaGranularity + 1) × GPMC_FCLK(14)
(5)
E = ((WEOnTime - CSOnTime) × (TimeParaGranularity + 1) + 0.5 × (WEExtraDelay - CSExtraDelay)) × GPMC_FCLK(14)
(6)
F = ((WEOffTime - CSOnTime) × (TimeParaGranularity + 1) + 0.5 × (WEExtraDelay - CSExtraDelay)) × GPMC_FCLK(14)
(7)
G = Cycle2CycleDelay × GPMC_FCLK(14)
(8)
I = ((OEOffTime + (n - 1) × PageBurstAccessTime - CSOnTime) × (TimeParaGranularity + 1) + 0.5 × (OEExtraDelay - CSExtraDelay))
× GPMC_FCLK(14)
(9)
J = (CSOnTime × (TimeParaGranularity + 1) + 0.5 × CSExtraDelay) × GPMC_FCLK(14)
(10) K = ((ADVOnTime - CSOnTime) × (TimeParaGranularity + 1) + 0.5 × (ADVExtraDelay - CSExtraDelay)) × GPMC_FCLK(14)
(11) L = ((OEOnTime - CSOnTime) × (TimeParaGranularity + 1) + 0.5 × (OEExtraDelay - CSExtraDelay)) × GPMC_FCLK(14)
(12) For single read: N = RdCycleTime × (TimeParaGranularity + 1) × GPMC_FCLK((14)
For single write: N = WrCycleTime × (TimeParaGranularity + 1) × GPMC_FCLK(14)
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AM2612, AM2611, AM2611-Q1, AM2612-Q1
SPRSPA7C – SEPTEMBER 2024 – REVISED JULY 2025
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