MAX3580ETJ+T Maxim Integrated Products, MAX3580ETJ+T Datasheet - Page 15

• Manufacturer Part Number: MAX3580ETJ+T
• Description: IC TV TUNER DIRECT-CONV 32TQFN
• Manufacturer: Maxim Integrated Products
• Type: Direct Conversion TV Tunerr

Specifications of MAX3580ETJ+T

• Applications: Set-Top Boxes
• Mounting Type: Surface Mount
• Package / Case: 32-TQFN Exposed Pad
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

DC_DAC<7:0>: Value to Program to I/Q DC Offset
DAC. Note that the MSB is located in the previous register.
TFA<3:0>: Tracking Filter ROM Address. See Table 3.
TFD<7:0>: Tracking Filter Data for ROM
TFR<7:0>: Tracking Filter ROM Data Read Back
POR: Power-On Reset*
* Not production tested.
Table 3. MAX3580 Fuse Table
BYTE
Tracking Filter Write Data (Register Address 0x0E)
00
01
02
03
04
05
06
07
0 = Power has not been reset since the last read.
1 = Power has been reset since the last read. Gets
reset after reading back address 8’h0C.
Tracking Filter ROM Read Back (Read Only)
Baseband filter UHF (8MHz) coefficient.
7
X
Status (Read Only, for Factory Use Only)
DC Offset DAC (Register Address 0x0C)
UHF high (860MHz) parallel cap
UHF low (470MHz) parallel cap
UHF high (860MHz) shunt cap
VHF (200MHz) parallel cap
______________________________________________________________________________________
Unused
X
6
Tracking Filter ROM Address
Unused
(Register Address 0x0D)
(Register Address 0x10)
(Register Address 0x11)
X
5
X
4
Direct-Conversion TV Tuner
Baseband filter VHF (7MHz) coefficient.
3
X
UHF high (860MHz) series cap
UHF low (470MHz) series cap
UHF low (470MHz) shunt cap
VHF (200MHz) series cap
VHF (200MHz) shunt cap
VASA, VASE: VCO Autotuner Status*
LD: PLL Lock Detector
DC_HI: DC Offset Correction Detected Positive Signal
Excursion in Either I or Q Channel*
DC_LO: DC Offset Correction Detected Negative Signal
Excursions in Either I or Q Channel*
PD_OVLD: Baseband Power Detector*
VCOA<1:0> VCO Tank Selected by Autotuner*
BSA<1:0> Sub-Band VCO Selected by Autotuner*
ADC<2:0> VCO Tank Voltage ADC*
Bias
Autotuner Read Back (Read Only, for Factory Use
2
X
0 = PLL unlocked
1 = PLL locked
0 = Baseband signal below threshold
1 = Baseband signal above threshold
1
X
Only) (Register Address 0x12)
RO
0
Bias trim
VHF high series cap
VHF shunt cap
UHF low series cap low
UHFhigh/low parallel cap
UHF high series cap
BB filter bandwidth
Read only
DESCRIPTION
15