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Features
9 u8 b3 q/ R; @0 B$ I3 u! z' jApplications
* F7 Y7 i ~6 ^9 w# i" S●Optical Properties1 P9 K' l5 a4 O7 b" L& |5 _
●3D scanning and SLAM for robotic vacuum
7 _, }6 ?; X& m) C; \) K- Active area: 264x 264 um2
$ |+ d5 E8 ~, R●Location and proximity sensing7 A4 h/ t9 P5 l# j! U2 Z* r
一Operation up to 100k Lux ambient light$ h& _8 I0 K6 Y! @" ?) L
●Time-Correlated Single Photon Counting (TCSPC)
& x- t. F( _2 j% [, n" ]' B- SPAD PDE: 4% @905 nm+ U" D1 m% m, `- \+ O
●Altimeter and collisions avoidance for UAV
3 l* S$ X6 S$ [2 J PDistance Measurement
8 P7 l/ e! t) @1 t6 \ [8 Z- Range: up to120m (Tx average optical power& k- {/ F: B2 g3 T& S! A
20mW, 60% Remission)
3 v2 F3 ?% z; wGeneral Description
4 I: p9 f. X) Q: l% J, s- Range resolution: 1.5cm/ m& ]9 Y, I( D6 E- j, Y/ T: T! V
The VNIC4S is a time-of-flight, laser-ranging SoC.
4 b' @8 a& }/ Z! i$ s& _$ x- Measurement accuracy:+ 1%+ f1 s, Y, \9 r7 g; u7 i, Y' {
This sensor provides a compact solution for the! ]- A8 q% L3 o! e# c; W5 w6 O
●On-Chip Calibration
3 j) O: I ]4 J+ e7 P* H+ Vminiature ToF sensing on the market. With the self-
1 Q. P* |; `" F7 A8 \: q- t2 B- Background light compensation
0 V3 x8 H9 ~1 n7 p- x% G* A9 Pdeveloped SP AD(single- photon avalanche diode), O: ~# Z& `8 n+ S* {
- System level calibration for non linear signal .
; M/ e" `% e9 j9 S* o9 M* F/ nand unique ToF acquisition and processing
. T7 b8 }4 V2 i. ydistortions) _1 H2 G3 ~+ c
technology, VNIC4S could achieve an accurate
7 E: g' g, _- @●Digital InteRFace
- N; q+ f5 Q. Y: t/ Z {* g* q' Odistance measurement up to 120 meters.' g& R; q( z/ x) k
- Configuration: I2C, up to 1MHz- }) }- j8 a, y {$ A
Measurement data and system configuration are8 S% V4 x# ?) K" Y
- TOF output: SPI, up to 17.5MHz4 h8 ^# J6 j+ q
transferred via the I2C interface.3 a* ~/ J0 r' [- R5 w, E% I9 X
●Power Supply: 3.3V
' l: B' d/ z/ Y+ G●Optimized Optical Package
0 ~: e8 d$ V: j, X4 AThe sensor module includes an optional integrated; b4 _ t. ?- ~3 u6 P1 @) V6 P0 c
- 4x4x1.2 mm39 c* H# z3 ^/ N0 j* o& H3 A
laser source (Class 1), a ToF ranging SoC and the1 J. Z/ c! d7 d" z2 F- y. F
- t Integrated laser driver) \4 Z- G9 @: c& `2 q+ g
customized optics. It enables the high ambient light
8 q# q" E) \( q1 z% u8 p8 H●Operating Temperature: -20°C to 65°C( v4 K% r1 j' E
suppression over 100k Lux. The sensor can be used
# C7 A: a1 {" l* t' |5 x●Storage Temperature: -40°C to 105°C
4 L2 r5 r7 E7 Y. u$ Jfor distance measurement in the outdoor sunlight
( ?# x# F) `, a0 M$ Q% _: penvironment.
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% j( R1 X" m; ]" p% R* N2 o1 x+ P. A2 g4 D! ^7 ^0 Y
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发表于 2019-11-29 10:08
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