数据搜索系统,热门电子元器件搜索 |
|
TDA7540B 数据表(PDF) 9 Page - STMicroelectronics |
|
TDA7540B 数据表(HTML) 9 Page - STMicroelectronics |
9 / 75 page TDA7540B Electrical specifications 9/75 3.2.2 FM section 1.16 ICCMIX1 Supply current AM ON 7 mA 1.17 ICCMIX2 Supply current AM ON 7 mA 1.18 ICCIF1 Supply current 5 mA 1.19 ICCST Supply current 13 mA 2 Reference Voltages 2.1 VREF1 Internal reference voltage IREF1 = 0mA 5 V 2.2 VREF2 Internal reference voltage IREF2 = 0mA 2.5 V 3I2C-Bus interface 3.1 fSCL Clock frequency 400 kHz 3.2 VIL Input low voltage 1 V 3.3 VIH Input high voltage 3 5 V 3.4 IIN Input current -5 5 µA 3.5 VO Output acknowledge voltage IO = 1.6mA 0.4 V Table 5. Electrical characteristics (Tamb = 25°C, VCC1 = VCC2 = VCC3 = VCCST= VCCVCO = VCCMIX1 = VCCMIX2 = VCCIF1 = 8.5V, fRF = 98MHz, dev= 40kHz, fMOD = 1kHz, fXtal = 10.25MHz, in application circuit, unless otherwise specified). Item Symbol Parameter Test Conditions Min. Typ. Max. Unit 4 Wide Band RF AGC 4.1 V9-11 Lower threshold start V16 = 2.5V 85 dB µV 4.2 V9-11 Upper threshold start V16 = 2.5V 96 dB µV 5 Narrow Band IF & Keying AGC 5.1 V77 Lower threshold start KAGC = off, V9-11 = 0mVRMS 86 dB µV 5.2 V77 Upper threshold start KAGC = off, V9-11 = 0mVRMS 98 dB µV 5.3 V77 Lower threshold start with KAGC KAGC = max, V9-11 = 0mVRMS, ∆f IF=300KHz 98 dB µV 5.4 V22 Startpoint KAGC KAGC = max, V9-11 = 0mVRMS, ∆f IF=300KHz fIF1 generates FS level at V22 2.2 V 5.5 ∆ Control range KAGC ∆V 22= +0.8V 16 dB 5.6 RIN Input resistance 10 k Ω Table 4. Electrical characteristics (continued) (Tamb = 25°C, VCC1 = VCC2 = VCC3 = VCCST= VCCVCO = VCCMIX1 = VCCMIX2 = VCCIF1 =8.5V, fXtal = 10.25MHz, in application circuit, unless otherwise specified). Item Symbol Parameter Test conditions Min. Typ. Max. Unit |
类似零件编号 - TDA7540B |
|
类似说明 - TDA7540B |
|
|
链接网址 |
隐私政策 |
ALLDATASHEETCN.COM |
ALLDATASHEET是否为您带来帮助? [ DONATE ] |
关于 Alldatasheet | 广告服务 | 联系我们 | 隐私政策 | 链接交换 | 制造商名单 All Rights Reserved©Alldatasheet.com |
Russian : Alldatasheetru.com | Korean : Alldatasheet.co.kr | Spanish : Alldatasheet.es | French : Alldatasheet.fr | Italian : Alldatasheetit.com Portuguese : Alldatasheetpt.com | Polish : Alldatasheet.pl | Vietnamese : Alldatasheet.vn Indian : Alldatasheet.in | Mexican : Alldatasheet.com.mx | British : Alldatasheet.co.uk | New Zealand : Alldatasheet.co.nz |
Family Site : ic2ic.com |
icmetro.com |