參數(shù)資料
型號(hào): TMDS461PZIT
廠商: TEXAS INSTRUMENTS INC
元件分類: 消費(fèi)家電
英文描述: SPECIALTY CONSUMER CIRCUIT, PQFP100
封裝: PLASTIC, TQFP-100
文件頁(yè)數(shù): 3/24頁(yè)
文件大小: 1467K
代理商: TMDS461PZIT
PRODUCTPREVIEW
ELECTRICAL CHARACTERISTICS
SWITCHING CHARACTERISTICS
HPD
BUFFER
HPDInput
HPDOutput
5pF
5V
0V
3.3V
0V
2.5V
tPD1(HPD)
HPD[1:4]
HPD_SINK
1.65V
IRQ
www.ti.com ................................................................................................................................................................................................. SLLS915 – AUGUST 2008
over revcommended operating conditions (unless otherwise noted)
PARAMETER
TEST CONDITIONS
MIN
TYP
MAX
UNIT
VOH(HPD)
High-level output voltage
IOH = 100 A
2.4
VCC
V
VOL(HPD)
Low-level output voltage
IOL = 100 A
0
0.4
V
IH
High-level input current
VIH = 2 V, VCC = 3.6 V
–10
10
A
IL
Low-level input current
VIL = 0.8 V, VCC = 3.6 V
–10
10
A
RL
Output source impedance
1
k
over recommended operating conditions (unless otherwise noted)
PARAMETER
TEST CONDITIONS
MIN
TYP
MAX
UNIT
tPD1(HPD)
HPD_SINK propagation delay
HPD_SINK to HPD[1:4]
ns
tPD2(HPD)
5V_PWR to HPD propagation delay
5V_PWR[1:4] to HPD[1:4].
tS1(HPD)
Selecting port HPD switch time
S[1:2] to HPD[1:4]
ns
tS2(HPD)
De-selecteing port HPD switch time
S[1:2] to HPD[1:4]
ns
tZ(HPD)
Low Power to High-level propagation delay
LP to HPD[1:4]
ns
tPD3(5v)
5V_PWR to 5V_Ind propagation delay
5V PWR to 5V_Ind propogation
ns
Delay.(Load on 5V_Ind: 5 pF)
Figure 1. HPD Test Circuit
Figure 2. HPD Timing Diagram #1
I2C mode: The TMDS461 issues Interrupt Requests by raising the IRQ pin from low to high, which can be
Copyright 2008, Texas Instruments Incorporated
11
Product Folder Link(s) :TMDS461
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