IC-TW8_13 Datasheet, PDF (10/63 Pages) IC-Haus GmbH – 16-BIT SIN/COS INTERPOLATOR WITH AUTO-CALIBRATION

iC-TW8 16-BIT SIN/COS
WITH AUTO-CALIBRATION
INTERPOLATO_pR_reliminary
Rev A2, Page 10/12
OPERATING REQUIREMENTS: SPI/1-wire Interface
Operating Conditions: AVDD = DVDD = +3.1 ... +5.5 V, AVSS = DVSS = 0 V, Tj = -40...125 °C
Item Symbol Parameter
No.
Conditions
SPI Interface Timing
I001 txSS_set Setup Time: SPI_xSS hi → lo before
SPI_SCLK lo → hi
I002 txSS_hold Hold Time: SPI_xSS lo after
SPI_SCLK lo → hi
I003 txSS_hi SPI_xSS Signal Duration hi
I004 tSI_set
Setup Time: SPI_SI stable before
SPI_SCLK lo → hi
I005 tSI_hold Hold Time: SPI_SI stable after
SPI_SCLK lo → hi
I006 f(SCLK) SPI_SCLK Clock Frequency
I007 tC_hi
SPI_SCLK Signal Duration hi
I008 tC_lo
SPI_SCLK Signal Duration lo
I009 tSO_p
Propagation Delay:
SPI_SO stable after SPI_SCK hi → lo
I010 tSO_p2
Propagation Delay:
SPI_SO high impedance after
SPI_xSS lo → hi
Min.
15
25
15
5
10
10
10
Unit
Max.
ns
ns
ns
ns
ns
24
MHz
ns
ns
15
ns
15
ns
SPI_xSS
input
SPI_xSS
i_Sn_Ppu_{I_}t _SCLK
input
SPI_SCLK
i_Sn_Ppu_{I_}t _SI
input
SPI_SI
i_Sn_Ppu_{I_}t _SO
output
SPI_SO
output
SPI_xSS
input
SPI_xSS
iSnPpuI_t SCLK
input
SPI_SCLK
i_Sn_Ppu_{I_}t _SI
input
SPI_SI
i_Sn_Ppu_{I_}t _SO
output
SPI_SO
output
t_{xSS_set}
t_{xSS_set}
t_{SI_set} t_{SI_hold}
MSB in ^tSI_set ^t_{SI_hold}
MSB in
tristate
tristate
t_{C_hi}
t_{C_hi}
t_{C_lo}
t_{C_lo}
t_{xSS_hold}
t_{xSS_hold}
LSB in
LSB in
Figure 3: SPI Write Timing.
t_{C_hi} t_{C_lo} t_{xSS_hold}
t_{C_hi} t_{C_lo} t_{xSS_hold}
t_{xSS_hi}
t_{xSS_hi}
t_{xSS_hi}
t_{xSS_hi}
don’t care
t_{SO_p}
don’t care
t_{SO_p}
t_{SO_p} MSB out t_{SO_p}
MSB out
t_{SO_p2}
LSB out t_{SO_p2}
LSB out
Figure 4: SPI Read Timing.