TMP93xy20FG Toshiba, TMP93xy20FG Datasheet - Page 155

• Manufacturer Part Number: TMP93xy20FG
• Manufacturer: Toshiba

Specifications of TMP93xy20FG

• Package: LQFP144
• Rom Types(m=mask,p=otp, F=flash,e=eeprom): M/P
• Rom Combinations: 64
• Ram Combinations: 2
• Architecture: 16-bit CISC
• Usb/spi Channels: -
• Uart/sio Channels: 2
• I2c/sio Bus Channels: 1
• (s)dram Controller: -
• Adc 10-bit Channel: 8
• Da Converter: -
• Timer 8-bit Channel: 4
• Timer 16-bit Channel: 4
• Pwm 8-bit Channels: -
• Pwm 16-bit Channels: -
• Cs/wait Controller: -
• Dual Clock: Y
• Number Of I/o Ports: 88
• Power Supply Voltage(v): 4.5 to 5.5

XT1
XXX: Don’t care, −: Can not use
Note: The fc/16 clock cannot be used as a prescaler clock when the fs is used as a system clock.
X1
<SYSCK>
System
fs
Select
Clock
1 (fs)
0 (fc)
XXX
XXX
÷2
÷4
(1) Prescaler, prescaler clock select
÷8
(Low-frequency
<PRCK1:0>
(fc/16 clock)
Prescaler
÷16
clock for 8-bit timers 0 to 3, 16-bit timer/event counters 4, 6, 8, and A and serial
interfaces 0, 1.
into the baud rate generator.
Select
Clock
(f
clock)
FPH
There are 9-bit prescaler and prescaler clock selection registers to generate input
Figure 3.9.16 shows the block diagram. Table 3.9.1 shows prescaler clock resolution
00
01
10
SYSCR1<GEAR2:0>
Table 3.9.1 Prescaler Clock Resolution to Baud Rate Generator
)
f
FPH
SYSCR1<SYSCK>
<GEAR2:0>
Gear Value
Figure 3.9.16 Block Diagram of Prescaler
XXX
000 (fc)
001 (fc/2)
010 (fc/4)
011 (fc/8)
100 (fc/16)
XXX
XXX
SYSCR0
<PRCK1:0>
Run/stop
and clear
<PRRUN>
TRUN
÷4
÷2
93CS20-153
fs/2
fc/2
fc/2
fc/2
fc/2
fc/2
2
2
3
4
5
6
φT0
( 122
(
(
(
(
(
−
−
9-bit prescaler
÷2
0.2 µs)
0.4 µs)
0.8 µs)
1.6 µs)
3.2 µs)
2
µs)
to CPU
4
Prescaler Output Clock Resolution
8
fs/2
fc/2
fc/2
fc/2
fc/2
fc/2
fs/2
fc/2
16
4
4
5
6
7
8
4
8
( 488
(
(
(
(
( 12.8 µs)
( 488
( 12.8 µs)
φT2
32
0.8 µs)
1.6 µs)
3.2 µs)
6.4 µs)
64
µs)
µs)
128
fs/2
fc/2
fc/2
fc/2
fc/2
fc/2
fs/2
fc/2
256
6
6
7
8
9
10
6
10
at fc = 20 MHz, fs = 32.768 KHz
( 1.95 ms) fs/2
( 3.2 µs)
( 6.4 µs)
( 12.8 µs)
( 25.6 µs)
( 51.2 µs)
( 1.95 ms) fs/2
( 51.2 µs)
512
φT8
φT1
φT4
φT16
φT256
φT1
φT4
φT16
φ1
φT0
φT2
φT8
φT32
fc/2
fc/2
fc/2
fc/2
fc/2
fc/2
TMP93CS20
to 8-bit timers
0 to 3
to 16-bit timers
4, 6, 8, and A
to serial
interfaces 0, 1
2004-02-10
8
8
9
10
11
12
8
12
(
( 12.8 µs)
( 25.6 µs)
( 51.2 µs)
( 102.4 µs)
( 204.8 µs)
(
( 204.8 µs)
φT32
7.81 ms)
7.81 ms)