参数资料
型号: TDA9898HL/V3
厂商: NXP SEMICONDUCTORS
元件分类: 消费家电
英文描述: SPECIALTY CONSUMER CIRCUIT, PQFP48
封装: 7 X 7 MM, 1.40 MM HEIGHT, PLASTIC, MS-026, SOT313-2, LQFP-48
文件页数: 36/103页
文件大小: 529K
代理商: TDA9898HL/V3
TDA9897_TDA9898_4
NXP B.V. 2009. All rights reserved.
Product data sheet
Rev. 04 — 25 May 2009
38 of 103
NXP Semiconductors
TDA9897; TDA9898
Multistandard hybrid IF processing
[1]
See Table 53 for parameter tuner takeover point accuracy (
α
acc(set)TOP2).
5
XPOTPOS
TOP derived from IF AGC via I2C-bus or potentiometer (TOP2)
1 = TOP adjustment by external potentiometer at pin TOP2
0 = see Table 48
4 to 0
TOPPOS[4:0]
TOP adjustment for TAGC derived from IF AGC (TOP2); recommended for positive
modulation; see Table 48
Table 47.
W10 - data write register bit description …continued
Bit
Symbol
Description
Table 48.
Tuner takeover point adjustment bits W10[4:0]
Bit
TOP adjustment
(dB
V)
TOPPOS4
TOPPOS3
TOPPOS2
TOPPOS1
TOPPOS0
W10[4]
W10[3]
W10[2]
W10[1]
W10[0]
11111
99.0 typical
:::::see Figure 13
10000
:::::see Figure 13
00000
56.9 typical
Table 49.
W11 - data write register bit allocation
7
6
5
4
3
2
1
0
0
OFFSETN
OFFSETP
BLACKAGC
GDEQ
VIFIN3
VIF31875
Table 50.
W11 - data write register bit description[1]
Bit
Symbol
Description
7 and 6
-
0 = xed value
5
OFFSETN
VIF PLL offset sink current (approximately 0.6
A)
1 = enabled (requires W11[4] = 0)
0 = disabled
4
OFFSETP
VIF PLL offset source current (approximately 0.6
A)
1 = enabled (requires W11[5] = 0)
0 = disabled
3
BLACKAGC
black level AGC
1 = disabled
0 = enabled
2
GDEQ
activate group delay equalizer
1 = on (if pin 34 is open-circuit)
1 = off (if pin 34 is connected to ground)
0 = off (if pin 34 is open-circuit)
0 = on (if pin 34 is connected to ground)
1
VIFIN3
VIF input selection
1 = IF3A and IF3B input
0 = IF1A and IF1B input or IF2A and IF2B input depends on VIF input selection (W4[0])
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相关代理商/技术参数
参数描述
TDA9898HN 制造商:PHILIPS 制造商全称:NXP Semiconductors 功能描述:Multistandard hybrid IF processing
TDA9898HN/V2,518 功能描述:上下转换器 MULTI APPL SYS RoHS:否 制造商:Texas Instruments 产品:Down Converters 射频:52 MHz to 78 MHz 中频:300 MHz LO频率: 功率增益: P1dB: 工作电源电压:1.8 V, 3.3 V 工作电源电流:120 mA 最大功率耗散:1 W 最大工作温度:+ 85 C 安装风格:SMD/SMT 封装 / 箱体:PQFP-128
TDA9898HN/V2,551 功能描述:上下转换器 MULTI APPL SYS RoHS:否 制造商:Texas Instruments 产品:Down Converters 射频:52 MHz to 78 MHz 中频:300 MHz LO频率: 功率增益: P1dB: 工作电源电压:1.8 V, 3.3 V 工作电源电流:120 mA 最大功率耗散:1 W 最大工作温度:+ 85 C 安装风格:SMD/SMT 封装 / 箱体:PQFP-128
TDA9898HN/V2-S 功能描述:上下转换器 MULTI APPL SYS FOR TERRESTR IF RoHS:否 制造商:Texas Instruments 产品:Down Converters 射频:52 MHz to 78 MHz 中频:300 MHz LO频率: 功率增益: P1dB: 工作电源电压:1.8 V, 3.3 V 工作电源电流:120 mA 最大功率耗散:1 W 最大工作温度:+ 85 C 安装风格:SMD/SMT 封装 / 箱体:PQFP-128
TDA9898HN/V2-T 功能描述:上下转换器 MULTI APPL SYS FOR TERRESTR IF RoHS:否 制造商:Texas Instruments 产品:Down Converters 射频:52 MHz to 78 MHz 中频:300 MHz LO频率: 功率增益: P1dB: 工作电源电压:1.8 V, 3.3 V 工作电源电流:120 mA 最大功率耗散:1 W 最大工作温度:+ 85 C 安装风格:SMD/SMT 封装 / 箱体:PQFP-128