6 FN6785.0 July 29, 2010 Performance Specifications TA
參數(shù)資料
型號(hào): D2-45057-QR
廠商: Intersil
文件頁(yè)數(shù): 28/31頁(yè)
文件大?。?/td> 0K
描述: IC DGTL AMP PWM CTRLR 68QFN
標(biāo)準(zhǔn)包裝: 30
系列: D2Audio™
類(lèi)型: D 類(lèi)
輸出類(lèi)型: 2 通道(立體聲)
在某負(fù)載時(shí)最大輸出功率 x 通道數(shù)量: 30W x 1 @ 8 歐姆
電源電壓: 9 V ~ 26 V
安裝類(lèi)型: 表面貼裝
供應(yīng)商設(shè)備封裝: 68-QFN 裸露焊盤(pán)(10x10)
封裝/外殼: 68-VFQFN 裸露焊盤(pán)
包裝: 管件
D2-45057, D2-45157
6
FN6785.0
July 29, 2010
Performance Specifications TA = +25°C, HVDD[A:D]/VDDHV = 24V, CVDD = PLLVDD = 1.8V ±5%,
RVDD = PWMVDD = 3.3V ±10%. All grounds at 0.0V. All voltages referenced to ground. PLL at 294.912MHz, OSC at 24.576MHz,
core running at 147.456MHz with typical audio data traffic.
PARAMETER
SYMBOL
MIN
TYP
MAX
UNIT
rDS(ON) (Maximum, MOSFETs @ +25°C)
rDS(ON)
-200
-
rDS(ON) Mismatch
-
1
-
%
PWM Switching Rate
-384
-
kHz
nPDN Input Off Delay
tPDNOFF
-1.4
-
ms
nPDN Input On Delay
tPDNON
-1.4
-
ms
POWER OUTPUT
<1% THD, Bridged, Load = 8Ω, HVDD[A:D] = 24V
POUT
-25
-
W
<10% THD, Bridged, Load = 8Ω, HVDD[A:D] = 24V
POUT
-30
-
W
<1% THD, Half-Bridge, Load = 8Ω, HVDD[A:D] = 24V
POUT
-7-
W
<10% THD, Half-Bridge, Load = 8Ω, HVDD[A:D] = 24V
POUT
-9-
W
THD+N
Load = 8Ω, Power = 25W, Bridged, 1kHz
THD+N
-
0.3
-
%
Load = 8Ω, Power = 1W, Bridged, 1kHz
-
0.05
-
%
SNR
-
110
-
dB
Efficiency (Power Stage, Load = 8Ω)-
90
-
%
Serial Audio Interface Port Timing TA = +25°C, HVDD[A:D]/VDDHV = 24V, CVDD = PLLVDD = 1.8V ±5%,
RVDD = PWMVDD = 3.3V ±10%. All grounds at 0.0V. All voltages referenced to ground. PLL at 294.912MHz, OSC at 24.576MHz, core
running at 147.456MHz with typical audio data traffic.
SYMBOL
DESCRIPTION
MIN
TYP
MAX
UNIT
tcSCLK
SCLK Frequency - (SCLK)
-
12.5
MHz
twSCLK
SCLK Pulse Width (high and low) - (SCLK)
40
-
ns
tsLRCLK
LRCKR Setup to SCLK Rising - (LRCK)
20
-
ns
thLRCLK
LRCKR Hold from SCLK Rising - (LRCK)
20
-
ns
tsSDI
SDIN Setup to SCLK Rising - (SDIN)
20
-
ns
thSDI
SDIN Hold from SCLK Rising - (SDIN)
20
-
ns
tcSCLK
LRCK
SCLK
SDIN
thLRCLK
tsLRCLK
tsSDI
thSDI
twSCLK
FIGURE 1. SERIAL AUDIO INTERFACE PORT TIMING
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