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參數(shù)資料
型號(hào): DS26503LN+
廠商: Maxim Integrated Products
文件頁數(shù): 36/122頁
文件大?。?/td> 0K
描述: IC T1/E1/J1 BITS ELEMENT 64-LQFP
產(chǎn)品培訓(xùn)模塊: Lead (SnPb) Finish for COTS
Obsolescence Mitigation Program
標(biāo)準(zhǔn)包裝: 160
類型: BITS 元件,多路復(fù)用器
PLL:
主要目的: T1/E1
輸入: 時(shí)鐘
輸出: 時(shí)鐘
電路數(shù): 1
比率 - 輸入:輸出: 2:2
差分 - 輸入:輸出: 無/無
頻率 - 最大: 6.312MHz
電源電壓: 3.135 V ~ 3.465 V
工作溫度: -40°C ~ 85°C
安裝類型: 表面貼裝
封裝/外殼: 64-LQFP
供應(yīng)商設(shè)備封裝: 64-LQFP(10x10)
包裝: 托盤
產(chǎn)品目錄頁面: 1430 (CN2011-ZH PDF)
DS26503 T1/E1/J1 BITS Element
20 of 122
NAME
TYPE
FUNCTION
BTS/HBE
I
Bus Type Select/Transmit and Receive B8ZS/HDB3 Enable
BTS: Strap high to select Motorola bus timing; strap low to select Intel bus
timing. This pin controls the function of the
RD (DS), ALE (AS), and WR
(R/
W) pins. If BTS = 1, then these pins assume the function listed in
parentheses ().
HBE: In Hardware Mode (BIS[1:0] = 11), this pin enables transmit and receive
B8ZS/HDB3 when in T1/E1 operating modes.
RD(DS)/
RMODE2
I
Read Input-Data Strobe/Receive Mode Select Bit 2
RD (DS): These pins are active-low signals. DS is active high when BIS[1:0]
= 01. See the bus timing diagrams.
RMODE2: In Hardware Mode (BIS[1:0] = 11), this pin selects the receive side
operating mode.
CS/RLB
I
Chip Select/Remote Loopback Enable
CS: This active-low signal must be low to read or write to the device. This
signal is used for both the parallel port and the serial port modes.
RLB: In Hardware Mode (BIS[1:0] = 11), when high, remote loopback is
enabled. This function is only valid when the transmit side and receive side are
in the same operating mode.
ALE (AS)/
A7/MPS1
I
Address Latch Enable (Address Strobe)/Address Bus Bit 7/MCLK
Prescale Select 1
ALE (AS): In multiplexed bus operation (BIS[1:0] = 00), it serves to
demultiplex the bus on a positive-going edge.
A7: In nonmultiplexed bus operation (BIS[1:0] = 01), this pin serves as A[7].
MPS1: In Hardware Mode (BIS[1:0] = 11), MCLK prescale select, used to set
the prescale value for the PLL.
WR (R/W)/
TMODE3
I
Write Input (Read/Write)/Transmit Mode Select 3
WR: In Processor Mode, this pin is the active-low write signal.
TMODE3: In Hardware Mode, this pin selects the transmit-side operating
mode.
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DS26503LN+ 功能描述:計(jì)時(shí)器和支持產(chǎn)品 E1-T1-J1 Bits Element RoHS:否 制造商:Micrel 類型:Standard 封裝 / 箱體:SOT-23 內(nèi)部定時(shí)器數(shù)量:1 電源電壓-最大:18 V 電源電壓-最小:2.7 V 最大功率耗散: 最大工作溫度:+ 85 C 最小工作溫度:- 40 C 封裝:Reel
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DS26504_06 制造商:MAXIM 制造商全稱:Maxim Integrated Products 功能描述:T1/E1/J1/64KCC BITS Element
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DS26504L 功能描述:計(jì)時(shí)器和支持產(chǎn)品 E1/T1/J1/64Kcc Bits Element RoHS:否 制造商:Micrel 類型:Standard 封裝 / 箱體:SOT-23 內(nèi)部定時(shí)器數(shù)量:1 電源電壓-最大:18 V 電源電壓-最小:2.7 V 最大功率耗散: 最大工作溫度:+ 85 C 最小工作溫度:- 40 C 封裝:Reel