tmp19a61f10xbg TOSHIBA Semiconductor CORPORATION, tmp19a61f10xbg Datasheet - Page 435

• Manufacturer Part Number: tmp19a61f10xbg
• Description: 32-bit Tx System Risc Tx19 Family
• Manufacturer: TOSHIBA Semiconductor CORPORATION

Example: If fsys = fc = 54 MHz (46 conversion clock at the minimum)
Variable S/H time
(Note) "Please do not change the analog to digital conversion clock setting in the
analog to digital translation .
(MHｚ)
fosc
ADCLK & conversion time per typical oscillators
fc
54MHz
Conversion
clock
27MHz
(fc=54)
13.5
10.0
13.5
10.0
13.5
10.0
8.0
8.0
8.0
* We specify 8.0 MHz, 10.0 MHz and 13.5 MHz as the typical oscillators.
(MHｚ)
fsys
54.0
40.0
32.0
27.0
20.0
16.0
13.5
10.0
8.0
S/H time
Conversion clk*8 (0.3 µs)
Conversion clk*16 (0.6 µs)
Conversion clk*24 (0.9 µs)
Conversion clk*32 (1.2 µs)
Conversion clk*64 (2.4 µs)
Conversion clk*128 (4.7 µs)
Conversion clk*512 (19.0 µs) 20.4 µs
prescaler
1
1/2
1/4
Note) The maximum conversion clock is 40MHz.
ADCLK
(MHz)
xxxx
40.0
32.0
27.0
20.0
16.0
13.5
10.0
8.0
TMP19A61 (rev1.0)16-434
(conversion time)
(46ADCLK)(uSec)
tconv.(Conversion
time)
No setting available
(Note)
1.7 µs
3.4 µs
tconv
xxxx
tconv.(conversion
time)
1.7 µs
2.0 µs
2.3 µs
2.6 µs
3.8 µs
6.1 µs
1.15
1.44
1.70
2.30
2.88
3.41
4.60
5.75
No setting for ADC
is available
Gear 1/1
Clock gear 1/2
Clock gear 1/2
Clock gear1/2
Clock gear 1/4
Clock gear 1/4
Clock gear 1/4
Gear 1/1
Note
TMP19A61