參數(shù)資料
型號(hào): UCB1400BE
廠商: NXP SEMICONDUCTORS
元件分類: 消費(fèi)家電
英文描述: Audio codec with touch screen controller and power management monitor
中文描述: SPECIALTY CONSUMER CIRCUIT, PQFP48
封裝: 7 X 7 X 1.40 MM, PLASTIC, LQFP-48
文件頁(yè)數(shù): 52/63頁(yè)
文件大?。?/td> 674K
代理商: UCB1400BE
Philips Semiconductors
UCB1400
Audio codec with touch screen controller
and power management monitor
Product data
Rev. 02 — 21 June 2002
52 of 63
9397 750 09611
Koninklijke Philips Electronics N.V. 2002. All rights reserved.
Touch screen
V
i(bias)
Bias voltage
Position mode selected;
no loading
Position mode selected
Interrupt mode selected
1.89
V
I
R
i
Max. touch screen current
Max. touch screen resistance to
generate an interrupt
Ground switch on resistance
Power switch on resistance
Voltage monitor ADC
RES
Resolution
V
i(AD0-AD3)
Full scale AD0-AD3 inputs
Z
i
Input impedance
I
LI
Input leakage current
10
2500
mA
R
gs
R
ps
50
50
-
-
10
7.5
77
-
-
10
Bits
V
k
μ
A
V
AD0
= V
AD1
= V
AD2
=
V
AD3
= 7.5 V
LE
d
LE
i
t
en
t
d(s)
Differential linearity error
Integral linearity error
ADC enable time
Sampling delay
±
1
±
2
LSB
LSB
Non-synchronization mode
(AS = 0, AVE = 0)
Synchronization mode; rising
edge ADCSYNC to sample
moment (AS = 1, AVE = 0)
AS = AVE = 0
21
T
clk_period
1
T
clk_period
3
T
clk_period
t
conv
t
track
t
adcsync
Oscillator
f
osc
Total conversion time
Tracking time
HIGH time ADSYNC signal
81.4
10
2
μ
s
μ
s
ns
Oscillator frequency
24.576
MHz
Table 60:
DV
DD
= AV
DD
= V
ADCP
= 3.3 V; T
amb
= 25
°
C; all voltage measured with respect to ground; unless otherwise specified.
Symbol
Parameter
Conditions
Dynamic characteristics
…continued
Min
Typ
Max
Unit
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UCB1400BE,128 功能描述:接口—CODEC AUDIO CODEC WITH TOUCHSCREEN RoHS:否 制造商:Texas Instruments 類型: 分辨率: 轉(zhuǎn)換速率:48 kSPs 接口類型:I2C ADC 數(shù)量:2 DAC 數(shù)量:4 工作電源電壓:1.8 V, 2.1 V, 2.3 V to 5.5 V 最大工作溫度:+ 85 C 安裝風(fēng)格:SMD/SMT 封裝 / 箱體:DSBGA-81 封裝:Reel
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