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UCD3028RMHT bảng dữ liệu(PDF) 3 Page - Texas Instruments

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UCD3028RMHT bảng dữ liệu(HTML) 3 Page - Texas Instruments

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UCD3040
UCD3028
UCD3020
www.ti.com
SLUS868H – DECEMBER 2009 – REVISED OCTOBER 2013
PRODUCT SELECTION MATRIX
UCD3040
UCD3040
UCD3020
UDC3028
UDC3028
RHA
RMH
FEATURE
PFC
RGC
RGZ
Package
Package
Package
Package
Package
ARM7 core processor
31.25 MHz
31.25 MHz
31.25 MHz
31.25 MHz
31.25 MHz
High-resolution DPWM outputs (250-ps resolution)
8
8
6
8
8
Number of high-speed independent feedback loops (number
4
4
2
2
2
of regulated output voltages)
12-bit, 200-ksps, general-purpose ADC channels
15
11
9
9
9
Digital comparators at ADC outputs
6
6
6
6
6
Flash memory (program)
32 KB
32 KB
32 KB
32 KB
32 KB
Flash memory (data)
2 KB
2 KB
2 KB
2 KB
2 KB
Flash security
√
√
√
√
√
RAM
4 KB
4 KB
4 KB
4 KB
4 KB
DPWM switching frequency
Up to 2 MHz
Up to 2 MHz
Up to 2 MHz
Up to 2 MHz
Up to 2 MHz
Programmable fault inputs
8
8
6
2
2
High-speed analog comparators
4
4
4
4
4
UART (SCI)
1
1
1
1(1)
1(1)
PMBus
√
√
√
√
√
Timers
4 (16-bit) and
4 (16- bit)
4 (16-bit) and
4 (16-bit) and
4 (16-bit) and
and
1 (24-bit)
1 (24-bit)
1 (24-bit)
1 (24-bit)
1 (24-bit)
Timer PWM outputs
4
4
2
2
2
Timer compare outputs
1
1(2)
1(2)
0
0
Timer capture inputs
2
2(2)
2(2)
0
0
Watchdog
√
√
√
√
√
On-chip oscillator
√
√
√
√
√
Power-on reset and brownout reset
√
√
√
√
√
JTAG
√
√
√
Package offering
80-pin QFP
64-pin QFN
48-pin QFN
40-pin QFN
40-pin QFN
(14 mm × 14
(9 mm × 9
(7 mm × 7
(6 mm × 6
(6 mm × 6
mm)
mm)
mm)
mm)
mm)
On-chip voltage-regulator control (external-pass element)
√
√
√
√
√
Sync IN and sync OUT functions
√
√(2)
√(2)
√(1)
√(1)
Total GPIO (includes all pins with multiplexed functions, such
33
26
21
20
20
as DPWM, fault inputs, SCI, SPI, etc.)
External Vref for 12-bit ADC
√
√
External interrupts
2
2(2)
2(2)
SPI
1
1(1)
1(1)
(1)
Multiplexed pins with SYNC_IN, SYNC_OUT, and SCI
(2)
Multiplexed pins with JTAG
Copyright © 2009–2013, Texas Instruments Incorporated
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Product Folder Links: UCD3040 UCD3028 UCD3020



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